research satellite
artificial satellite designed for scientific research
Prospero
British Satellite
San Marco
series of five Italian artificial satellites
MICROSCOPE
satellite
Solar wind Magnetosphere Ionosphere Link Explorer
joint space mission between European Space Agency and Chinese Academy of Science.
Long Duration Exposure Facility
free-flying experiment platform orbited by the Space Shuttle
Tatiana
Russian artificial satellite
Advanced Composition Explorer
NASA scientific satellite
Beacon Explorer-B
NASA ionospheric research satellite
European Retrievable Carrier
space observatory and research satellite
weather satellite
artificial satellite designed to monitor weather and climate
MATS
Swedish research satellite
Reflector
space debris research microsatellite built in Russia by NII KP for the United States Air Force Research Lab at Kirtland AFB
Beacon Explorer C
NASA research satellite of the Explorer program
Energetic Particles Explorer
series of four American research satellites
DODGE
American research satellite
Beacon Explorer-A
NASA research satellite of the Explorer program, lost due to a launch failure
Polar BEAR
U.S. Air Force research satellite
Vanguard
family of satellites
Solar Cruiser
cancelled NASA solar sail and Sun observation spacecraft
geodetic satellite
artificial satellite used in the research and application of geodesy
PROBA
series of European research satellites
X-ray astronomy satellite
satellite involved in X-ray astronomy
Interstellar Boundary Explorer
NASA satellite
Gravity Probe B
space observatory to test frame dragging and geodetic effect
Akebono
Japanese research satellite
Injun
series of satellites by the University of Iowa
Ion Release Module
German satellite in the Explorer program
Pegasus
Austrian CubeSat
Gravity Field and Steady-State Ocean Circulation Explorer
ESA satellite which mapped Earth's gravity field
Whale Ecology Observation Satellite
Japanese research satellite
Interstellar Mapping and Acceleration Probe
planned NASA heliophysics satellite
SMOG-P
Hungarian small satellite