Satellite Missions catalogue
Discover more about past, operational and future missions in the Satellite Missions database, which offers an extensive list of articles about spaceborne EO missions and sensors.
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A
- Aalto-1: The Finnish Student Nanosatellite
- AAUSat-2 (Aalborg University CubeSat-2)
- AAUSat3 (Aalborg University CubeSat-3)
- ABEX (Alabama Burst Energetics eXplorer) CubeSat Mission
- ACE (Advanced Composition Explorer)
- ACRIMSAT (Active Cavity Radiometer Irradiance Monitor Satellite)
- ACTS (Advanced Communications Technology Satellite)
- ADEOS (Advanced Earth Observing Satellite) / Midori
- ADEOS-II (Advanced Earth Observing Satellite-II) / Midori-II
- Aditya-L1 (Name of the Sun in Sanskrit - Lagrange Point 1)
- AEM-2 (Applications Explorer Mission-2)
- Aeneas nanosatellite of USC/SERC
- Aeolus / formerly ADM (Atmospheric Dynamics Mission)
- AERO-VISTA (Auroral Emissions Radio Observer - Vector Interferometry Space Technology using AERO)
- AeroCube 7-OCSD-A (AeroCube 7 - Optical Communication and Sensor Demonstration-A)
- AeroCube-10 (JimSat/DougSat)
- AeroCube-11R3
- AeroCube-3 CubeSat
- AeroCube-4 CubeSats
- AeroCubes OCSD-B and -C
- AFSPC-11 (Air Force Space Command-11)
- AIM (Aeronomy of Ice in the Mesosphere)
- Air LUSI (Airborne Lunar Spectral Irradiance)
- AISat (Automatic Identification System Nanosatellite)
- AISSat-1 and 2
- Alba Orbital
- ALBus (Advanced eLectrical Bus)
- ALEXIS (Array of Low-Energy X-Ray Imaging Sensors)
- ALICE (AFIT LEO iMESA CNT Experiment)
- ALL-STAR (Agile Low-cost Laboratory for Space Technology Acceleration and Research)
- ALMASat-1 (Alma Mater Satellite-1)
- Almaz (Almaz Space Station Program)
- ALOS (Advanced Land Observing Satellite) / Daichi
- ALOS-2 (Advanced Land Observing Satellite-2) / Daichi-2
- ALOS-3 (Advanced Land Observing Satellite-3)
- ALOS-4 (Advanced Land Observing Satellite-4 )
- Alphasat (Inmarsat-4A F4)
- AlSat-2 (Algeria Satellite-2)
- AlSat-Nano (Algerian Nanosatellite)
- ALTIUS (Atmospheric Limb Tracker for the Investigation of the Upcoming Stratosphere)
- Amazonia-1
- AMPERE (Active Magnetosphere and Planetary Electrodynamics Response Experiment)
- ANDE (Atmospheric Neutral Density Experiment)
- ANDE-2 (Atmospheric Neutral Density Experiment-2)
- ANDESITE (Ad-hoc Network Demonstration for Spatial-ly Extended Satellite-based Inquiry and Other Team Endeavors)
- ANGELS (Argos Neo on a Generic Economical and Light Satellite)
- ANUSat (Anna University Satellite)
- AprizeSat-3 and -4
- AQT-D (AQua Thruster-Demonstrator)
- Aqua (EOS/PM-1)
- Arachne
- Argo - Data Collection in the Global Oceans
- ArgoMoon CubeSat
- ARGOS (Advanced Research and Global Observation Satellite)
- Argos DCS (Data Collection System)
- Argus
- ARIEL (Atmospheric Remote‐sensing Infrared Exoplanet Large‐survey)
- Arktika-M
- Arkyd-6 CubeSat
- ARMADILLO (Attitude Related Maneuvers And Debris Instrument in Low (L) Orbit)
- ARTEMIS (Advanced Relay and Technology Mission Satellite)
- Artemis-I (Exploration Mission-1)
- ASNARO (Advanced Satellite with New system ARchitecture for Observation)
- ASNARO-2 (Advanced Satellite with New system ARchitecture for Observation-2)
- ASTERIA (Arcsecond Space Telescope Enabling Research in Astrophysics)
- Astra Communication Constellation
- ASTRO-H (International X-ray Astronomy Mission) / Hitomi
- Astrocast CubeSats
- AstroSat (Astronomy Satellite)
- ATLAS (Atmospheric Laboratory for Application and Science)
- ATMS (Advanced Technology Microwave Sounder)
- Aura (EOS/Chem-1)
- AWS (Arctic Weather Satellite)
- AzTechSat-1 CubeSat
B
- Badr-B (or Badr-II - 'Full Moon-2' in Urdu)
- Baumanets-2 (Microsatellite of Bauman University)
- BeaverCube CubeSat Mission
- BeeSat-1 (Berlin Experimental Educational Satellite-1)
- BEESAT-2 and 3 (Berlin Experimental and Educational Satellite-2 and 3)
- BEOSAT (Braunschweig's Earth Observation Satellite)
- BepiColombo
- Beresheet Lunar Lander
- Biomass (Biomass Monitoring Mission for Carbon Assessment)
- BioSentinel nanosatellite on EM-1
- BIRD (Bi-Spectral Infrared Detection)
- BIROS (Bi-spectral InfraRed Optical System)
- BlackSky Constellation
- BLITS (Ball Lens In The Space)
- BRICSat-P (Ballistic Reinforced Communication Satellite-Prototype)
- BRITE (BRIght-star Target Explorer) Austria
- BRITE (BRIght-star Target Explorer) Canada
- BRITE (BRIght-star Target Explorer) Poland
- BUAA-Sat (Beihang University Student Microsatellite)
- Buccaneer CubeSat Mission
- BX-1 (BanXing-1 companion microsatellite of the Shenzhou-7 Mission)
C
- C/NOFS (Communication/Navigation Outage Forecast System)
- CADRE (CubeSat-investigating Atmospheric Density Response to Extreme driving)
- CALIPSO (Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observations)
- CanX-2 (Canadian Advanced Nanosatellite eXperiment-2)
- CanX-4 and 5 (Canadian Advanced Nanospace eXperiment-4 & 5)
- CanX-6 (Canadian Advanced Nanosatellite eXperiment-6) / NTS
- CanX-7 (Canadian Advanced Nanospace eXperiment-7)
- CANYVAL-X (CubeSat Astronomy by NASA and Yonsei using Virtual Telescope Alignment eXperiment)
- Capella X-SAR
- CAPSTONE (Cislunar Autonomous Positioning System Technology Operations and Navigation Experiment)
- Carbon Mapper
- Carbonite video demonstration missions of SSTL on microsatellites
- CartoSat-2
- CartoSat-2A
- CartoSat-2B
- CartoSat-2D
- CartoSat-2E
- CAS500 (Compact Advanced Satellite 500)
- CASSIOPE (Cascade SmallSat and Ionospheric Polar Explorer)
- CBERS-1 and 2 (China-Brazil Earth Resources Satellite)
- CBERS-3 and 4 (China-Brazil Earth Resources Satellite) - 2nd Generation Satellite Series
- CBERS-4A (China-Brazil Earth Resources Satellite-4A)
- CeREs (Compact Radiation Belt Explorer)
- Cesium Mission 1
- CFESat (Cibola Flight Experiment Satellite)
- CFOSAT (Chinese-French Oceanography Satellite)
- CHAMP (Challenging Minisatellite Payload)
- Chandra X-ray Observatory
- Chandrayaan-1
- Chandrayaan-2
- Chang'e-1 (Lunar-1 Mission of China)
- Chang'e-2 (Lunar-2 Mission of China) / CE-2
- Chang'e-3 Moon-landing Mission
- Chang'e-4 Far Side Moon-landing Mission of China
- Chang'e-5 (China's Lunar Sample Return Mission) / CE-5
- CHEOPS (CHaracterizing ExOPlanets Satellite)
- Chibis-M Microsatellite Mission
- Chime (Copernicus Hyperspectral Imaging Mission for the Environment)
- CHIPSat (Cosmic Hot Interstellar Plasma Spectrometer Satellite)
- CHOMPTT (CubeSat Handling of Multisystem Precision Time Transfer)
- CHORUS
- ChubuSat-1
- CICERO (Community Initiative for Continuing Earth Radio Occultation)
- CIMR (Copernicus Imaging Microwave Radiometer)
- CINEMA (CubeSat for Ions, Neutrals, Electrons, & MAgnetic fields)
- CIRAS (CubeSat Infrared Atmospheric Sounder)
- CIRCE (Coordinated Ionospheric Reconstruction CubeSat Experiment)
- CIRiS (Compact Infrared Radiometer in Space)
- CLARREO (Climate Absolute Radiance and Refractivity Observatory)
- Clementine Lunar Mission
- CloudSat
- Cluster (Four Spacecraft Constellation in Concert with SOHO)
- CNSS (Compass/BeiDou Navigation Satellite System)
- CO2M (Carbon Dioxide Monitoring) Mission
- Colony-1 CubeSats of NRO
- COMPASS-1 CubeSat Picosatellite
- COMPASS-2 (Complex Orbital Magneto-Plasma Autonomous Small Satellite-2)
- COMS (Communication Ocean and Meteorological Satellite)
- Copernicus (European Commission's Earth Observation Program) / formerly GMES
- Copernicus: Sentinel-1
- Copernicus: Sentinel-2
- Copernicus: Sentinel-3
- Copernicus: Sentinel-4
- Copernicus: Sentinel-5
- Copernicus: Sentinel-5P
- Copernicus: Sentinel-6 Michael Freilich
- COPPER (Close Orbiting Propellant Plume and Elemental Recognition) CubeSat
- Coriolis/WindSat
- Coronas-Photon
- CORVUS / Landmapper
- COSMO-SkyMed
- COSMO-SkyMed - Second Generation
- COSPAS-SARSAT
- Crew-1 Mission
- CRISTAL (Copernicus Polar Ice and Snow Topography Altimeter)
- CryoSat (Earth Explorer Opportunity Mission-1)
- CryoSat-2 (Earth Explorer Opportunity Mission-2)
- CSDA (Commercial Smallsat Data Acquisition)
- CSES (China Seismo-Electromagnetic Satellite)
- CSS (Chinese Space Station)
- CSSWE (Colorado Student Space Weather Experiment)
- CSTB1 (CubeSat TestBed 1)
- CU-E3 (University of Colorado Boulder - Earth Escape Explorer)
- CubeRRT (CubeSat Radiometer Radio Frequency Interference Technology)
- CubeSat - Launch 1
- CubeSat - Launch 2
- CubeSat - Launch 4
- CubeSTAR (CubeSat Space Technology And Research center)
- CuPID (Cusp Plasma Imaging Detector)
- CUTE (Colorado Ultraviolet Transit Experiment)
- CUTE-1.7+APD
- CUTE-17+APD-2
- CUTE-I
- CXBN (Cosmic X-ray Background Nanosatellite)
- CXBN-2 (Cosmic X-ray Background Nanosatellite-2)
- CYGNSS (Cyclone Global Navigation Satellite System)
D
- D-SAT (Deorbit Satellite)
- DAMPE (Dark Matter Particle Explorer)
- DANDE (Drag and Atmospheric Neutral Density Explorer)
- DarkCarb Infrared Imaging Minisatellite
- DART (Double Asteroid Redirection Test)
- DART: Rendevous
- DebriSat - A destructive Laboratory Test of a Satellite
- Deep Space 1
- Deimos-1/GeoSat-1 Microsatellite Mission
- Deimos-2/GeoSat-2
- Delfi-C3 (Triple-unit CubeSat Configuration of TU Delft)
- Delfi-n3Xt (Delfi Triple CubeSat NeXt)
- Dellingr CubeSat Demonstration Mission
- DEMETER (Detection of Electromagnetic Emissions Transmitted from Earthquake Regions)
- DeMi (Deformable Mirror Demonstration Mission)
- DeOrbitSail
- DICE (Dynamic Ionosphere CubeSat Experiment)
- Dione CubeSat
- Diwata-1 / PHL-Microsat-1(Philippine Scientific Earth Observation Microsatellite-1)
- DMC-1G (Disaster Monitoring Constellation- First Generation)
- DMC-3 (Disaster Monitoring Constellation-3)
- DMSP (Defense Meteorological Satellite Program) Block 5D
- DORIS (Doppler Orbitography and Radiopositioning Integrated by Satellite)
- DoT-1 (Demonstration of Technology-1)
- Dove-1 and Dove-2 Nanosatellites
- DRACO (Demonstration Rocket for Agile Cislunar Operations)
- Drag-free CubeSat
- DSCOVR (Deep Space Climate Observatory)
- DSP (Double Star Project)
- DST (Dobson Space Telescope)
- DSX (Demonstration and Science Experiments)
- DTUSat - 2 (Danish Technical University Satellite-2)
- DubaiSat-1
- DubaiSat-2
E
- E-ST@R (Educational SaTellite @ politecnico di toRino)
- E1P-2 (Explorer-1 PRIME-2)
- EAN (European Aviation Network)
- EARS (EUMETSAT Advanced Retransmission Service)
- EarthCARE (Earth Clouds, Aerosols and Radiation Explorer)
- EDRS
- EDSN (Edison Demonstration of SmallSat Networks)
- EduSat (Educational Satellite)
- EGS (Experimental Geodetic Satellite)
- EgyptSat-1 (Misrsat-1)
- EgyptSat-2 (MisrSat-2)
- EIRSAT-1 (Educational Irish Research Satellite 1)
- El Camino Real
- Electro-1 / GOMS-1 (Geostationary Operational Meteorological Satellite-1)
- Electro-L / GOMS-2 (Geostationary Operational Meteorological Satellite-2)
- ELFIN (Electron Losses and Fields Investigation)
- ELSA-d (End-of-Life Service by Astroscale Demonstration)
- EMISAT (Electromagnetic Intelligence-gathering Satellite)
- EMM Hope (Al-Amal Hope Probe Emirates Mars Mission)
- EnMAP (Environmental Monitoring and Analysis Program)
- EnviSat (Environmental Satellite)
- EO-1 (Earth Observing-1)
- EO-ALERT (Earth Observation - Alert)
- EOS-01 (Earth Observation Satellite - 01)
- EQUULEUS (EQUilibriUm Lunar-Earth point 6U Spacecraft) and OMOTENASHI
- ERBS (Earth Radiation Budget Satellite)
- ERG (Exploration of energization and Radiation in Geospace)
- EROS-A (Earth Remote Observation System-A)
- EROS-B (Earth Remote Observation System-B)
- ERS-1 (European Remote-Sensing Satellite-1)
- ERS-2 (European Remote-Sensing Satellite-2)
- ESA ECSAT (European Space Agency - European Centre for Space Applications and Telecommunications)
- ESA Exploration Roadmap
- ESA Space Time
- ESA’s Space Environment Report 2022
- ESAIL Maritime Microsatellite
- ESEO (European Student Earth Orbiter)
- ESMO (European Student Moon Orbiter)
- ESP-MACCS / CubeMAP
- ESTCube-1 (Estonian Student Satellite-1)
- Etalon-1 and 2
- ETS-VII (Engineering Test Satellite VII)
- ETS-VIII (Engineering Test Satellite-VIII)
- Eu:CROPIS (Euglena and Combined Regenerative Organic-Food Production in Space)
- Euclid - Mapping the Geometry of the Dark Universe Mission
- EURECA (European Retrievable Carrier)
- Europa Clipper
- Eutelsat 172B
- Eutelsat Quantum
- EV-1 (ExactView-1 Microsatellite)
- EV-9 (ExactView-9 Nanosatellite)
- ExoCube nanosatellite
- ExoMars (Exobiology on Mars - 2016 Mission)
- ExoMars 2022
- ExoplanetSat
- EXPORTS (Export Processes in the Ocean from Remote Sensing)
- EyeSat 3U CubeSat Astronomy Mission to study Zodiacal Light
F
- FalconSat-1
- FalconSat-2
- FalconSat-3
- FalconSat-5
- FalconSat-7
- FASat-Bravo
- FASTRAC (Formation Autonomy Spacecraft with Thrust, Relnav, Attitude and Crosslink)
- FASTSat-HSV
- FedSat (Federation Satellite)
- FIREBIRD (Focused Investigations of Relativistic Electron Burst Intensity, Range, and Dynamics)
- Firefly - Space Science on a Nanosatellite
- FITSat-1 (Fukuoka Institute of Technology CubeSat) / Niwaka
- FLEX (Fluorescence Explorer)
- Flying Laptop
- FormoSat-1 (Republic of China Satellite-1)
- FormoSat-2 (FORMOSA Satellite No. 2)
- FormoSat-3 (Formosa Satellite 3) / COSMIC-1 (Constellation Observing System for Meteorology, Ionosphere and Climate)
- FormoSat-5 (Formosa Satellite 5)
- FormoSat-7 / COSMIC-2 (Constellation Observing System for Meteorology, Ionosphere and Climate)
- FORTE (Fast On-Orbit Recording of Transient Events) / P94-1
- FORUM (Far-infrared Outgoing Radiation Understanding and Monitoring)
- Foton-M3 Mission / YES2 and OWLS Experiments
- FREESTAR (Fast Reaction Experiments Enabling Science, Technology, Applications & Research)
- Frequency Comb - Spaceborne Frequency Comb Metrology
- Frontier Radio
- FSP-Fission
- FY-1 (FengYun-1)
- FY-2 (FengYun-2)
- FY-3 (FengYun-3)
- FY-4 (FengYun-4)
G
- GAIA Astrometry Mission
- Galassia CubeSat mission
- Galileo FOC (Full Operational Capability)
- Galileo Second Generation (G2)
- GaoJing / SuperView Earth Observation Constellation
- GCOM (Global Change Observation Mission-Water)
- GCOM-C1 (Global Change Observation Mission - Climate 1)
- GCP-RECCAP-2
- GeneSat-1 Nanosatellite
- Genesis (Solar-Wind Sample Return Mission)
- Genesis Complex
- GEO-KOMPSAT-2
- GeoCARB (Geostationary Carbon Cycle Observatory)
- GeoEye-1 (OrbView-5)
- GEOS (Geodetic Earth Orbiting Satellite) NASA
- GEOS (GEOstationary Scientific Satellite), ESA
- GEOSAT (Geodetic/Geophysical Satellite)
- GeoSTAR (Geostationary Synthetic Thinned Aperture Radiometer)
- GEOTAIL (Magnetospheric Observation Satellite)
- GeoXO (Geostationary and Extended Orbits)
- GF-1 (Gaofen-1)
- GF-2 (Gaofen-2)
- GF-3 (Gaofen-3)
- GFO (GEOSAT Follow-On)
- GFZ-1 (GeoForschungsZentrum-1 Geodesy Satellite)
- GHGSat Constellation
- GHGSat-D (Greenhouse Gas Satellite - Demonstrator) / Claire
- GHOSt (Global Hyperspectral Observation Satellite)
- GIOVE (Galileo In-Orbit Validation Element)
- GIOVE-A (Galileo In-Orbit Validation Element-A)
- GIOVE-B (Galileo In-Orbit Validation Element-B)
- Global GHG (Greenhouse Gas) Monitoring Constellation
- Glory Atmospheric Monitoring
- GMS (Geostationary Meteorological Satellite)
- GNOMES (GNSS Navigation and Occultation Measurement Satellites)
- GOCE (Gravity field and steady-state Ocean Circulation Explorer)
- GOES (Geostationary Operational Environmental Satellite) 2nd Generation
- GOES-N, O, P
- GOES-R (Geostationary Operational Environmental Satellite-R)
- Gokturk-1 Imaging Mission, Turkey
- Gokturk-2 Imaging Mission, Turkey
- GOLD (Global-scale Observations of the Limb and Disk)
- GOLIAT CubeSat
- GOMX-1 (GomeSpace Express-1)
- GOMX-3 (GomSpace Express-3)
- GomX-4 (GomSpace Express-4)
- GOSAT (Greenhouse gases Observing Satellite) / Ibuki
- GOSAT-2 (Greenhouse gases Observing Satellite-2) / Ibuki-2
- GovSat-1 Communication Satellite
- GP-B (Gravity Probe B)
- GPIM (Green Propellant Infusion Mission)
- GPM (Global Precipitation Measurement) Mission
- GRACE (Gravity Recovery And Climate Experiment)
- GRACE-FO (Gravity Recovery And Climate Experiment - Follow-On)
- GRAIL (Gravity Recovery and Interior Laboratory)
- GRIFEX (GEO-CAPE ROIC In-Flight Performance Experiment)
- GSSAP (Geosynchronous Space Situational Awareness Program)
H
- HaloSat (Soft X-ray Surveyor)
- Harmony
- HARP (Hyper-Angular Rainbow Polarimeter)
- HAUSat-2 (Hankuk Aviation University Satellite-2)
- HawkEye 360
- Hayabusa-2 (Japan's Second Asteroid Sample Return Mission)
- Heinrich Hertz Mission
- Hera
- Hermes
- Hiber
- Himawari-8 and 9
- HIT-Sat (Hokkaido Institute of Technology Satellite)
- HJ-1(Huan Jing-1: Environmental Protection & Disaster Monitoring Constellation)
- Ho'oponopono (Hawaiian for “To Make Right”)
- Hodoyoshi-1 ('Reasonably Reliable Systems' 1, in Japanese)
- Hodoyoshi-3 and -4 ('Reasonably Reliable Systems', in Japanese, 3 and 4)
- HORYU-2 (High Voltage Technology Demonstration Satellite-2)
- HORYU-4 (High Voltage Technology Demonstration Satellite-4)
- HSO (Herschel Space Observatory)
- HTV-6 (H-II Transfer Vehicle-6)
- HTV-7 (H-II Transfer Vehicle-7 / Kounotori-7)
- HTV-8 (H-II Transfer Vehicle)
- HTV-9 (H-II Transfer Vehicle-9)
- HummerSat-1 / FN-1 (Fengniao-1A/B)
- Hunga Tonga
- HY-1A (Haiyang-1A) / Ocean-1A
- HY-1B (Haiyang-1B) / Ocean-1B
- HY-1C/1D (HaiYang-1C/1D)
- HY-2A (Haiyang-2A) / Ocean-2A
- HydroGNSS/Scout-2
- HYLAS (Highly Adaptable Satellite)
- HyperCube™ (Hyperspectral CubeSat)
- HYPSO (Hyper-Spectral Small Satellite for Ocean Observation)
- HySIS (HyperSpectral Imaging Satellite)
I
- IAE (Inflatable Antenna Experiment)
- IBEX (Interstellar Boundary Explorer)
- ICE Cubes (International Commercial Experiment Cubes Service)
- IceCube (Earth-1)
- IceCube South Pole
- ICESat (Ice, Cloud and Land Elevation Satellite)
- ICESat-2 (Ice, Cloud and land Elevation Satellite-2)
- ICEYE Constellation
- ICEYE-X1 (SAR Microsatellite-X1)
- ICON (Ionospheric Connection Explorer)
- IDEA OSG 1 (In-situ Debris Environmental Awareness / OSG 1 Project)
- IKAROS (Interplanetary Kite-craft Accelerated by Radiation Of the Sun)
- Ikonos-2
- IMAGE (Imager for Magnetopause-to-Aurora Global Exploration)
- IMAP (Interstellar Mapping and Acceleration Probe)
- IMP-8 (International Monitoring Platform - 8) / EXPLORER 50
- IMS-1 (Indian Microsatellite-1)
- INDEX / REIMI
- InflateSail
- INSAT-2 (Indian National Satellite-2)
- INSAT-3A (Indian National Satellite-3)
- INSAT-3D (Indian National Satellite - 3D)
- INSAT-3DR (Indian National Satellite-3D Repeat)
- InSight (Interior Exploration using Seismic Investigations, Geodesy and Heat Transport)
- Inspiration4
- INSPIRE (Interplanetary NanoSpacecraft Pathfinder In a Relevant Environment)
- INSPIRESat-1 (International Satellite Program in Research and Education Satellite-1)
- INTEGRAL (INTErnational Gamma-Ray Astrophysics Laboratory)
- IOD-1 GEMS (In Orbit Demonstration-1 / Global Environmental Monitoring Satellite)
- IPEX (Intelligent Payload Experiment)
- IPS (Instrument Pointing System)
- IRAZU CubeSat Mission
- Iridium NEXT
- Iridium PRIME
- IRIS (Interface Region Imaging Spectrograph)
- Iris Radio (Deep-space radio for CubeSat missions)
- IRNSS (Indian Regional Navigational Satellite System)
- IRS (Indian Remote Sensing Satellites)
- IRS-1C/1D (Indian Remote Sensing Satellites-1C/1D)
- IRS-P3 (Indian Remote-Sensing Satellite-P3)
- IRS-P4 (Indian Remote Sensing Satellite -P4) / OceanSat-1
- IRS-P5 (Indian Remote Sensing Satellite-P5) / CartoSat-1
- IRS-P6 (Indian Remote-Sensing Satellite-P6)
- ISARA (Integrated Solar Array and Reflectarray Antenna)
- ISEE (International Sun-Earth Explorer)
- ISEE-3 / ICE
- ISS CLARREO Pathfinder
- ISS Utilisation: AWE (Atmospheric Waves Experiment)
- ISS Utilization: HISUI (Hyperspectral Imager Suite)
- ISS Utilization: XCOM (X-ray Communications)
- ISS: AMS (Alpha Magnetic Spectrometer)
- ISS: ASIM (Atmosphere-Space Interactions Monitor)
- ISS: ATV-5 (Automated Transfer Vehicle-5, Georges Lemaître)
- ISS: Bartolomeo
- ISS: BEAM (Bigelow Expandable Activity Module)
- ISS: CATS CATS (Cloud-Aerosol Transport System) / CRS-5 Dragon Flight
- ISS: ColAIS
- ISS: Columbus Module
- ISS: Cupola
- ISS: Cyclops
- ISS: Cygnus
- ISS: Cygnus CRS Orb-2
- ISS: Cygnus CRS-OA7
- ISS: Cygnus NG-10
- ISS: Dragon COTS/CRS (Commercial Orbital Transportation Services/Cargo Resupply Service)
- ISS: ECOSTRESS (ECOsystem Spaceborne Thermal Radiometer Experiment on Space Station)
- ISS: EMIT (Earth surface Mineral dust source InvesTigation)
- ISS: ERA (European Robotic Arm)
- ISS: GEDI (Global Ecosystems Dynamics Investigation Lidar)
- ISS: HTV-5 (H-II Transfer Vehicle-5 / Kounotori-5)
- ISS: JEM/Kibo
- ISS: JEM/Kibo-EF
- ISS: JEM/Kibo-EF - HREP
- ISS: Kaber (NanoRacks Microsat Deployer System)
- ISS: LIS (Lightning Imaging Sensor)
- ISS: MLM (Multi-purpose Laboratory Module) Nauka
- ISS: MSS (Mobile Servicing System)
- ISS: MUSES (Multi-User System for Earth Sensing)
- ISS: NanoRacks Bishop Airlock Module
- ISS: NanoRacks-QB50
- ISS: NG-16 (Northrop Grumman Commercial Resupply Mission)
- ISS: NICER/SEXTANT (Neutron-star Interior Composition ExploreR / Station Explorer for X-ray Timing and Navigation Technology)
- ISS: NightPod
- ISS: OCO-3 (Orbiting Carbon Observatory-3)
- ISS: Prichal
- ISS: RapidScat
- ISS: ROSA (Roll Out Solar Array)
- ISS: RUBI (Reference mUltiscale Boiling Investigation)
- ISS: SAGE-III (Stratospheric Aerosol and Gas Experiment-III)
- ISS: SIMPL (Satlet Initial-Mission Proofs and Lessons)
- ISS: SOLAR and EuTEF (International Space Station Solar Monitoring Observatory and European Technology Exposure Facility)
- ISS: SpaceX CRS-16 (International Space Station: SpaceX Commercial Resupply Service -16 Mission)
- ISS: SpaceX CRS-17 (International Space Station: SpaceX Commercial Resupply Service -17 Mission)
- ISS: SpaceX CRS-18 (International Space Station: SpaceX Commercial Resupply Service -18 Mission)
- ISS: SpaceX CRS-19 (International Space Station: SpaceX Commercial Resupply Service -19 Mission)
- ISS: SpaceX CRS-20 (International Space Station: SpaceX Commercial Resupply Service -20 Mission)
- ISS: SpaceX CRS-21 (International Space Station: SpaceX Commercial Resupply Service -21 Mission)
- ISS: SpaceX CRS-22 (International Space Station: SpaceX Commercial Resupply Service -22 Mission)
- ISS: SpaceX CRS-23 (International Space Station: SpaceX Commercial Resupply Service -23 Mission)
- ISS: SpaceX CRS-24 (International Space Station: SpaceX Commercial Resupply Service -24 Mission)
- ISS: SpaceX CRS-6 (International Space Station: SpaceX Commercial Resupply Service -6 Mission)
- ISS: SpaceX Demo-1 (International Space Station: SpaceX Commercial Resupply Service Demo-1 Mission/Crew Dragon Demo-1, Officially Crew Demo-1, SpaceX Demo-1, or Demonstration Mission-1)
- ISS: STP-H8 (Space Test Program Houston 8)
- ISS: TSIS (Total and Spectral solar Irradiance Sensor)
- ISS: UrtheCast
- ISS: WORF (Window Observational Research Facility)
- ITASat-1 (Instituto Tecnológico de Aeronáutica Satellite-1)
- ITUpSat-1 (Istanbul Technical University PicoSatellite-1)
- IXPE (Imaging X-ray Polarimetry Explorer)
- IXV (Intermediate eXperimental Vehicle)
J
- Jason-1
- Jason-2/OSTM
- Jason-3 Altimetry Mission
- JAWSAT (Joint Airforce Academy / Weber State University Satellite)
- JC2Sat-FF (Japan Canada Joint Collaboration Satellites – Formation Flying)
- JERS-1 (Japan Earth Resources Satellite)
- Jilin Constellation
- JPSS-1/NOAA-20
- JPSS-2/NOAA-21
- Jugnu Nanosatellite
- JUICE (Jupiter Icy Moons Explorer)
- Juno Mission to Jupiter
- JWST (James Webb Space Telescope)
K
- Kalpana-1
- Kanopus-V 1 (Kanopus-Vulkan N1)
- Kanopus-V-IK 1 (Kanopus-Vulkan-Infra-Krasny-1)
- KazEOSat-1
- KazEOSat-2
- KazSTSAT
- Kepler Mission - Hunting for Exoplanets
- Kestrel Eye Block-II Microsatellite
- KhalifaSat Earth Observation Satellite Mission
- KickSat Nanosatellite Mission
- KITSAT-3 (Korea Institute of Technology Satellite-3)
- Kleos Commercial RF Monitoring CubeSat Constellation
- Kolibri-2000
- Kometa Space Mapping System
- KOMPSAT-1 (Korea Multi-Purpose Satellite-1) / Arirang-1
- KOMPSAT-2 (Korea Multi-Purpose Satellite-2) / Arirang-2
- KOMPSAT-3 (Korea Multi-Purpose Satellite-3) / Arirang-3
- KOMPSAT-3A (Korea Multi-Purpose Satellite-3A) / Arirang-3A
- KOMPSAT-5 (Korea Multi-Purpose Satellite-5) / Arirang-5
- KOMPSAT-6 (Korea Multi-Purpose Satellite-6) / Arirang-6
- Kondor-E (Kondor-Experimental SAR Spacecraft)
- Konnect VHTS (Very High Throughput Satellite)
- KPLO (Korean Pathfinder Lunar Orbiter)
- KR1 (Kent Ridge 1)
- KySat-1 (Kentucky Satellite-1)
- KySat-2 (Kentucky Satellite-2)
L
- Lacuna Constellation
- LADEE (Lunar Atmosphere and Dust Environment Explorer)
- LAGEOS (Laser Geodynamics Satellite-I) / LAGEOS-II
- LAICE (Lower Atmosphere/Ionosphere Coupling Experiment)
- LambdaSat (Λ-Sat Hellenic CubeSat)
- Landsat Next
- Landsat-1 to 3
- Landsat-4 and 5
- Landsat-6
- Landsat-7
- Landsat-8/LDCM
- Landsat-9
- LAPAN-A2 microsatellite of Indonesia
- LAPAN-A3/IPB
- LARES (LAser RElativity Satellite)
- LARES-2 (Laser Relativity Satellite-2)
- LDEF (Long Duration Exposure Facility)
- LEAP (Low-frequency Earthquake Precursor)
- LEDSat (Light-Emitting Diode Satellite)
- Light-1
- LightSail Missions of The Planetary Society
- LightSail-2
- LISA Observatory
- LISA Pathfinder
- LituanicaSat-1
- LituanicaSat-2
- LMRST-Sat (Low Mass Radio Science Transponder Satellite)
- LRO (Lunar Reconnaissance Orbiter)
- LSTM (Land Surface Temperature Monitoring) Copernicus
- Lucy
- LUMIO (Lunar Meteoroid Impact Observer)
- LunaH-Map (Lunar Polar Hydrogen Mapper)
- Lunar Flashlight
- Lunar IceCube
- Lunar Pathfinder
- LunIR
M
- M3 / M-Cubed
- M3MSat (Maritime Monitoring and Messaging Microsatellite)
- MANTIS (Mission and Agile Nanosatellite for Terrestrial Imagery Services)
- MarCO (Mars Cube One)
- Marine Plastic
- Martime AI-NAV
- MaSat-1 (Magyar Satellite-1)
- MATS (Mesospheric Airglow/Aerosol Tomography and Spectroscopy)
- Max Valier Sat
- MCubed-2/COVE (Michigan Multipurpose Minisat-2/COVE Payload)
- Megha-Tropiques (Meteorological LEO Observations in the Intertropical Zone)
- MERLIN (Methane Remote Sensing Lidar Mission)
- Meteor-1/Meteor-2/Meteor-Priroda Series
- Meteor-3 Program
- Meteor-3M-1
- Meteor-M-1 Mission
- Meteor-M-2 Meteorological Mission
- Meteor-M2-2
- Meteosat First Generation
- Meteosat Second Generation
- Meteosat Third Generation
- MethaneSAT
- MetOp (Meteorological Operational Satellite Program of Europe)
- MetOp-SG (MetOp-Second Generation Program)
- MEV-1 & 2 (Mission Extension Vehicle-1 and -2)
- MicroCarb (Carbon Dioxide Monitoring Mission)
- MicroMAS-1 (Micro-sized Microwave Atmospheric Satellite-1)
- MicroMAS-2 (Micro-sized Microwave Atmospheric Satellite-2)
- MicroSCOPE (Micro-Satellite à traînée Compensée pour l'Observation du Principe d'Equivalence)
- MidSTAR-1 (Midshipmen Space Technology Applications Research-1)
- MightySat Program
- MIMOSA (Microaccelerometric Measurements of Satellite Accelerations)
- MiniCOR (Miniature Coronagraph for Interplanetary CubeSat)
- MinXSS (Miniature X-ray Solar Spectrometer)
- MIOSat (Missione Ottica Su MicroSatellite)
- MiRaTA (Microwave Radiometer Technology Acceleration)
- MITA (Minisatellite Italiano di Technologia Avanzata)
- MMS Constellation
- MOMS (Modular Optoelectronic Multispectral Scanner)
- Monitor-E (Monitor Experimental)
- MoonLIGHT (Moon Laser Instrumentation for General relativity/geophysics High-accuracy Tests)
- MSR (Mars Sample Return)
- MSX (Midcourse Space Experiment)
- MTI (Multispectral Thermal Imager)
- MTSAT (Multifunction Transport Satellite)
- Munin Nanosatellite
- Myriade/AstroSat-100 (CNES Microsatellite Program)
N
- Nano-JASMINE
- NanoSail-D (NanoSail-Demonstration)
- NanoSail-D2
- NanoSat-1 (NanoSat-01)
- NanoSat-1B
- NanoSatC-Br1(Brazilian CubeSat Project-1)
- NEA Scout (Near Earth Asteroid Scout)
- NEE-01 Pegasus
- NEMO-AM (Nanosatellite for Earth Monitoring and Observation-Aerosol Monitoring)
- NEMO-HD (Nanosatellite for Earth Monitoring and Observation – High Definition)
- NEOSSat (Near-Earth Object Surveillance Satellite)
- Neutron-1 CubeSat
- New Horizons
- NigeriaSat-2
- NigeriaSat-X
- Nimbus-7
- NISAR (NASA-ISRO Synthetic Aperture Radar)
- NOAA POES Series - 5th Generation
- NODES (Network & Operation Demonstration Satellite)
- NorSat-1 and 2
- NorSat-3 and 4
- NorSat-TD (NorSat Technology Demonstrator)
- NovaSAR-1
- NPOESS (National Polar-Orbiting Operational Environmental Satellite System)
- NPSat-1 (Naval Postgraduate School Satellite-1)
- NRO (National Reconnaissance Office) Spaceborne Radar Data
- nSight-1 CubeSat (NanoRacks QB50 Constellation)
- NuSTAR (Nuclear Spectroscopic Telescope Array)
O
- O/OREOS (Organism/ORganics Exposure to Orbital Stresses)
- OceanSat-2
- Oceansat-3
- OCO (Orbiting Carbon Observatory)
- OCO-2 (Orbiting Carbon Observatory-2)
- Oculus-ASR (Oculus-Attitude and Shape Recognition)
- Odin Satellite
- Oersted (named after Danish scientist Hans Christian Ørsted)
- OICETS (Optical Interorbit Communications Engineering Test Satellite)
- Okean Program
- Okean-O Series
- Okean-O1 (Ocean-O1)
- OneWeb Minisatellite Constellation
- OPAL (Orbiting Picosatellite Automatic Launcher)
- OPAL (Oxygen Photometry of the Atmospheric Limb)
- OPS-SAT (Operations nanoSatellite)
- OptiSAR (Optical and SAR) Commercial Constellation of UrtheCast
- OPTOS (Optical Nanosatellite)
- OptSat-3000
- OPUSat (Osaka Prefecture University Satellite)
- OrbView-1 (formerly Microlab-1)
- OrbView-2 (formerly SeaStar)
- OrbView-3 Minisatellite
- OrbView-4 Imaging Minisatellite
- Orion/ EFT-1 (Exploration Flight Test-1)
- ORS Tech 1 and 2
- ORS-1 (Operationally Responsive Space-1)
- ORS-3 Mission / STPSat-3 (Space Test Program Satellite-3)
- ORS-4 / HawaiiSat-1
- ORS-5 (Operationally Responsive Space-5)
- ORS-6 (Operationally Responsive Space-6)
- OSAM-1 (On-orbit Servicing, Assembly, and Manufacturing-1)
- OSCAR-QUBE (Optical Sensors based on CARbon materials: QUantum BElgium)
- OSIRIS-APEX (Origins, Spectral Interpretation, Resource Identification, and Security-APophis EXplorer)
- OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification, and Security‒Regolith Explorer)
- OTB-1 (Orbital Test Bed-1)
- OUFTI-1 (Orbital Utility For Telecommunication Innovation)
P
- PACE (Plankton, Aerosol, Cloud, ocean Ecosystem) Mission
- PACE (Platform for Attitude Control Experiments)
- PANSAT (Petite Amateur Navy Satellite)
- PARASOL (Polarisation and Anisotropy of Reflectances for Atmospheric Science coupled with Observations from a Lidar)
- ParkinsonSat (PSat or Naval Academy OSCAR 84)
- PAZ SAR satellite mission of Spain
- PeruSat-1 Earth Observation Minisatellite
- PhiSat-1Nanosatellite Mission
- Phoenix CubeSat Mission
- PhoneSat-1 and 2
- PhoneSat-2.5
- Picard Mission (Named After French Astronomer Jean Picard)
- PICASSO (Pico-Satellite for Atmospheric and Space Science Observations)
- Pico Dragon
- PicSat (Pictoris Satellite) Mission
- PISat (PESIT Imaging Satellite)
- PIXL-1 / Formerly CubeL or OSIRIS4CubeSat
- Planet - Flock Imaging Constellation
- Planet Pelican
- PLATiNO Minisatellite Platform
- PLATO (PLAnetary Transits and Oscillation of Stars)
- Pleiades Neo
- Pleiades-HR (High-Resolution Optical Imaging Constellation of CNES)
- POLAR Mission
- Polar Regions
- Polar Scout
- POPACS (Polar Orbiting Passive Atmospheric Calibration Sphere)
- POPSAT-HIP1 (Propulsion Operation Proof SATellite – High Performance 1)
- PRCuNaR2 (Puerto Rico CubeSat NanoRocks 2)
- PREFIRE (Polar Radiant Energy in the Far-InfraRed Experiment)
- Priroda
- PRISMA (Hyperspectral)
- PRISMA (Prototype Research Instruments and Space Mission technology Advancement)
- PROBA-1 (Project for On-Board Autonomy - 1)
- PROBA-2 (Project for On-Board Autonomy-2)
- PROBA-3 (Project for On-Board Autonomy-3)
- PROBA-V (Project for On-Board Autonomy - Vegetation)
- PROBA-V plus one
- PROCYON (Proximate Object Close Flyby with Optical Navigation)
- PROITERES (Project of Osaka Institute of Technology Electric-Rocket-Engine onboard Small Space Ship)
- Prometheus
- PSat-2 (ParkinsonSat-2) CubeSat
- PSP (Parker Solar Probe)
- PSSCT (Pico Satellite Solar Cell Testbed)
- PSSCT-2 (Pico Satellite Solar Cell Testbed-2)
- Psyche Mission of NASA to the Asteroid Belt
- PUNCH (Polarimetry to Unify the Corona and Heliosphere)
- PW-Sat (CubeSat - Warsaw University of Technology)
Q
R
- R3D2 (Radio Frequency Risk Reduction Deployment Demonstration)
- RACE
- RADARSAT Constellation
- RADARSAT-1
- RADARSAT-2
- RadCube
- Radsat (Radiation-tolerant SmallSat Computer System)
- RAIKO
- RaInCube (Radar In a CubeSat)
- RAISE-2 (Rapid Innovative Payload Demonstration Satellite-2)
- RapidEye Earth Observation Constellation
- RASAT
- RAVAN (Radiometer Assessment using Vertically Aligned Nanotubes) Pathfinder Mission
- RAX (Radio Aurora eXplorer)
- RAX-2 (Radio Aurora eXplorer-2)
- RazakSat / MACSAT
- RemoveDebris
- ResourceSat-2
- Resurs-DK1 (Resurs-High Resolution 1)
- Resurs-O1 Program
- Resurs-P (Resurs-Prospective)
- RHESSI (Reuven Ramaty High Energy Solar Spectroscopic Imager)
- RISAT-1 (Radar Imaging Satellite-1)
- RISAT-2 (Radar Imaging Satellite-2)
- RISESat (Rapid International Scientific Experiment Satellite) / Hodoyoshi-2
- Rising-2 (Raijin-2)
- ROBUSTA (Radiation on Bipolar University Satellite Test Application)
- Roman Space Telescope
- ROSE-L (Radar Observing System for Europe in L-band)
- Rosetta
S
- SAC-C (Satélite de Aplicaciones Científicas-C)
- SAC-D (Satélite de Aplicaciones Científicas-D)/Aquarius Mission
- Saffire (Spacecraft Fire Experiment)
- SAMPEX (Solar Anomalous and Magnetospheric Particle Explorer)
- SAOCOM (SAR Observation & Communications Satellite)
- Sapphire (Space Surveillance)
- SAPPHIRE (Stanford AudioPhonic Photographic IR Experiment)
- SAR (Synthetic Aperture Radar)-Lupe Constellation
- SARah (Satellite-based Radar Reconnaissance System)
- SARAL (Satellite with ARgos and ALtiKa)
- Sateliot IoT
- Satellite Vu's MWIR Imaging Constellation
- Satellogic-Nusat
- SATis5 (Satellite-Terrestrial Integration in the 5G Context)
- SBSS (Space-Based Surveillance System)
- SCATSat-1 (Scatterometer Satellite-1)
- SCD (Satélite de Coleta de Dados)
- SciSat-1 / ACE (Science Satellite/Atmospheric Chemistry Experiment)
- SDA (Space Development Agency)
- SDO (Solar Dynamics Observatory)
- SDS-1 (Small Demonstration Satellite-1)
- SDS-4 (Small Demonstration Satellite-4)
- SeaHawk-1 CubeSat Ocean Color Mission
- SeaSat (also called SeaSat-A or SeaSat-1)
- SEEDS-2 (Space Engineering EDucation Satellite-2)
- SELENE (Selenological and Engineering Explorer)
- SENSE (Space Environmental NanoSatellite Experiment)
- Sentinel Asia Constellation
- SEOSat/Ingenio - Earth Observation Satellite of Spain
- SERB (Solar irradiance and Earth Radiation Budget)
- SES-17 (Société Européenne des Satellites - 17)
- Shenzhou Spaceship
- SHERPA Rideshare Mission
- Shi Jian-10
- Shi Jian-9 (SJ-9)
- Shijian-21 Satellite
- SHIMMER (Spatial Heterodyne Imager for Mesospheric Radicals)
- ShindaiSat
- Shuttle Flight STS-85
- Sich-1M (Modified)
- Sich-2 (Optical Observation Mission-2)
- SIMBA (Sun-earth IMBAlance)
- SIR-C (Shuttle Imaging Radar with payload C)
- SJ (Shi Jian) Satellite Series of China
- skCUBE CubeSat
- Skylab Space Station
- SkySat Constellation
- SLATS
- SloshSat
- SmallGEO (Small Geostationary Satellite Platform) Initiative / Hispasat AG1 Mission / H36W-1
- SMAP (Soil Moisture Active/Passive)
- SMART Nanosatellite
- SMART-1
- SMDC-ONE
- SMILE (Solar wind Magnetosphere Ionosphere Link Explorer)
- SMM
- SMOS (Soil Moisture and Ocean Salinity) Mission
- SNOE (Student Nitric Oxide Explorer)
- SOAR
- SOCRATES (Space Optical Communications Research Advanced Technology Satellite)
- SOHLA (Space Oriented Higashiosaka Leading Association)
- SOHO (Solar and Heliospheric Observatory)
- Solar Orbiter Mission
- Solar-A / Yohkoh (X-ray Solar Observatory)
- Solar-B / Hinode Mission
- SOMP (Students' Oxygen Measurement Project)
- SONATE (SOlutus NAno satteliTE)
- SORCE (Solar Radiation and Climate Experiment)
- SORTIE (Scintillation Observations and Response of the Ionosphere to Electrodynamics)
- Source (Stuttgart Operated University Research CubeSat for Evaluation and Education)
- Space Rider
- Space Tethers
- Spacelab (SL-1) Mission
- SpaceLink Communication Technology
- Spacety MiniSAR Constellation
- SpaceX CRS-25 Mission
- SPARCS (Star-Planet Activity Research CubeSat)
- SPATIUM (Space Precision Atomic-clock TIming Utility Mission)
- Spektr-RG/SRG
- SPIDER (Segmented Planar Imaging Detector for ElectroOptical Reconnaissance)
- SpinSat (Special Purpose Inexpensive Satellite)
- SPIRALE (Systeme Preparatoire Infra-Rouge pour l'Alerte/ Preparatory System for IR Early Warning)
- Spire Global Nanosatellite Constellation
- Spitzer Space Telescope
- SpooQy-1 CubeSat Mission
- SporeSat Nanosatellite Mission
- SPORT (Scintillation Prediction Observations Research Task)
- SPOT-4
- SPOT-5 (Satellite pour l’Observation de la Terre)
- SPOT-6 and SPOT-7
- SpriteSat (Rising)
- SPROUT (Space Research on Unique Technology)
- SRMSat (Sri Ramaswamy Memorial Satellite)
- SRTM (Shuttle Radar Topography Mission)
- SSBUV (Shuttle Solar Backscatter Ultraviolet Spectrometer)
- SSETI (Student Space Education and Technology Initiative)
- SSOT (Sistema Satelital para la Observación de la Tierra) / FASat-C (Fuerza Aerea Satellite - Charlie)
- SSTL S1-4 Satellite Vision-1
- ST5 (Space Technology 5)
- ST8 (Space Technology 8)
- STARE (Space-based Telescopes for the Actionable Refinement of Ephemeris)
- Starlette / Stella
- Starliner CST-100 (Crew Space Transportation-100)
- Starlink Satellite Constellation
- STARS (Space Tethered Autonomous Robotic Satellite)
- STARS-2 (Space Tethered Autonomous Robotic Satellite-2)
- STARSHINE (Student-Tracked Atmospheric Research Satellite for Heuristic International Networking Equipment)
- STEREO (Solar-Terrestrial Relations Observatory)
- STEX (Space Technology Experiment)
- Stingray VLEO Constellation
- STP-1
- STPSat-1 (Space Test Program Satellite-1)
- STPSat6-LCRD (Laser Communications Relay Demonstration)
- STRaND-1 (Surrey Training, Research and Nanosatellite Demonstrator 1)
- StriX-α and β (Strix, Scientific Name of the Owl Family, Alpha and Beta) - Satellite Missions of Synspective
- STRV-1 (Space Technology Research Vehicle 1) Missions
- STSat-1 (Science and Technology Satellite-1)
- STSat-2 (Science and Technology Satellite-2)
- STSat-3 (Science and Technology Satellite-3)
- StudSat-1 (Student Satellite-1)
- SumbandilaSat ("Lead the Way" From Venda Language - Formerly ZASat-002)
- SUNSAT (Stellenbosch University Satellite)
- Sunstorm CubeSat
- Suomi NPP (National Polar-orbiting Partnership)
- Supercapacitors
- SVOM (Space Variable Objects Monitor) Mission
- SwampSat CubeSat Mission
- Swarm (Geomagnetic LEO Constellation)
- SWFO-L1 (Space Weather Follow-On Lagrange 1)
- SwissCube
- SWOT (Surface Water Ocean Topography)
T
- T2E (Tier-2 Enabler)
- TacSat-1 (Tactical Satellite-1)
- TacSat-2 (JWS-D1 ((Joint Warfighting Space-Demonstrator 1) or RoadRunner)
- TacSat-3 (Tactical Satellite-3)
- TacSat-4 (Tactical Satellite-4)
- TAIKI Hyperspectral EO Mission
- Tandem-L Interferometric Radar Mission
- TanSat (Chinese Carbon Dioxide Observation Satellite Mission)
- TARANIS (Tool for the Analysis of RAdiations from lightNIngs and Sprites)
- Tatiana-2 (Universitetsky-Tatyana-2)
- TBIRD (TeraByte InfraRed Delivery) System
- TDX (TanDEM-X)
- TEAMSAT (Technology, science and Education experiments Added to Maqsat)
- TechDemoSat-1 (Technology Demonstration Satellite-1)
- TechEdSat (Technology Demonstration CubeSat)
- TechEdSat-4 (Technological and Educational Nanosatellite-4)
- TechEdSat-5
- TechnoSat / TubSat-12 (Technische Universität Berlin Nanosatellite -12)
- TechSat/Gurwin-II
- TecSAR (SAR Technology Demonstration Satellite)
- TeikyoSat 3
- TeLEOS-1 Commercial Imaging Satellite of Singapore
- Telerobotics
- Telesat-Lightspeed
- TEMPEST-D (Temporal Experiment for Storms and Tropical Systems Technology - Demonstration)
- TEMPO (Tropospheric Emissions: Monitoring of Pollution)
- TEPCE (Tether Electrodynamics Propulsion CubeSat Experiment)
- Terra (EOS/AM-1)
- TES (Technology Experiment Satellite)
- TESS (Transiting Exoplanet Survey Satellite)
- TET-1 (Technology Experiment Carrier-1)
- The Carruthers Geocorona Observatory / GLIDE
- THEMIS (Time History of Events and Macroscale Interactions during Substorms)
- THEOS (Thailand Earth Observation System)
- THEOS-2 (Thailand Earth Observation System-2)
- Tianwen-1 ("Questions to Heaven"-1)
- TIMED (Thermosphere, Ionosphere, Mesosphere Energetics and Dynamics)
- TISat-1 (Ticino Satellite-1)
- TNS (Technology Nanosatellites)
- TOMS (Total Ozone Mapping Spectrometer)
- Tomsk-TPU-120 (Tomsk Polytechnic University 120th Anniversary Satellite)
- TOPEX/Poseidon (Topography Experiment/Poseidon)
- TopSat (Tactical Operational Satellite, also known as TopSat 1 and TacSat 0)
- TRACE (Transition Region and Coronal Explorer)
- TRACERS (Tandem Reconnection and Cusp Electrodynamics Reconnaissance Satellites)
- Trailblazer
- Transit (NNSS)
- Trisat-R Nanosatellite
- TRISHNA (Thermal infraRed Imaging Satellite for High-resolution Natural resource Assessment)
- TRMM (Tropical Rainfall Measuring Mission)
- TROPICS (Time-Resolved Observations of Precipitation structure and storm Intensity with a Constellation of Smallsats)
- TRUTHS (Traceable Radiometry Underpinning Terrestrial-and Helio-Studies)
- Tsinghua-1 (Tsinghua University Satellite, also known as HTQH-1 (Hangtian Qinghua 1))
- Tsubame ("Swift" in Japanese) Satellite
- TSX (TerraSAR-X)
- TSX-5 (Tri-Service Experiments Mission 5)
- TSX-NG (TerraSAR-X Next Generation)
- TTEthernet (Time-Triggered Ethernet)
- TUBSAT (Technical University of Berlin Satellite) Program
- TurkSat-3USat (Turkish Satellite - 3U Satellite)
- Twinkle: A British Mission to Explore Exoplanets
- TWINS (Two Wide-Angle Imaging Neutral-Atom Spectrometers)
- Tyvak-0130 CubeSat Mission
U
- UARS (Upper Atmosphere Research Satellite)
- UK-DMC-2 (United Kingdom - Disaster Monitoring Constellation-2)
- UKGNSSolutions
- UKube-1 (United Kingdom Universal Bus Experiment 1)
- Ulysses Minisatellite
- UniCubeSat-GG
- UNIFORM-1 (University International Formation Mission-1)
- UniSat (University Satellite)
- UniSat-5 (University Satellite-5)
- UNITEC-1 (UNISEC Technology Experiment Carrier-1)
- Unseenlabs Maritime RF Monitoring System
- UoSAT-12
- USSF-12 WFOV (Wide Field of View) and Ring GEO Satellite Mission
- UWE-1 (Universität Würzburg's Experimentalsatellit-1)
- UWE-2 (University of Wurzburg Experimentalsatellit-2)
- UWE-4 (University Würzburg Experimental satellite-4)
V
- Van Allen Probes
- VELOX-1 NSat (NanoSatellite) and VELOX-1 PSat (PicoSatellite)
- VELOX-2 Inter- satellite Data Relay System
- VELOX-CI Minisatellite
- VELOX-PII (Picosatellite II)
- Venta-1 Nanosatellite
- VENuS (Vegetation and Environment monitoring on a New MicroSatellite)
- VesselSat AIS Constellation
- VESTA CubeSat Mission
- Vigil
- VNREDSat-1 (Vietnam Natural Resources, Environment and Disaster-monitoring Satellite-1)
- Voyager Grand Tour Mission of the Solar System
- VRSS-1 (Venezuelan Remote Sensing Satellite-1)
W
- WCOM (Water Cycle Observation Mission)
- WEOS (Whale Ecology Observation Satellite)
- WESTPAC (Western Pacific Satellite)
- WIND Solar-Terrestrial Mission
- WINDS (Wideband InterNetworking engineering test and Demonstration Satellite)
- WISA Woodsat
- WNISAT-1 (Weathernews Inc. Satellite-1)
- WorldView Legion
- WorldView-1
- WorldView-2
- WorldView-3
- WorldView-4
- WSF-M (Weather System Follow-on - Microwave) Satellite
X