Research Satellite

Luna 2

Vehicle

first spacecraft to reach the surface of the Moon

Aryabhata

Vehicle

India's first satellite

Explorer 3

Vehicle

American military research satellite

Explorer 4

Vehicle

American research satellite launched in 1958

San Marco 1

Vehicle

first Italian satellite

Astrid-1

Vehicle

Swedish research satellite

EarthCARE

Vehicle

joint European/Japanese Earth research satellite

EPE-C

class

former American research satellite

MicroSCOPE

Vehicle

research satellite launched in 2016 which measured the universality of free fall

Interstellar Mapping and Acceleration Probe

Vehicle

NASA heliophysics satellite

Akebono

Vehicle

Japanese research satellite

Explorer S-46

Vehicle

NASA satellite of the Explorer program

DODGE

Vehicle

American research satellite

Explorer 24

Vehicle

NASA atmospheric density research satellite

LignoSat

Vehicle

wooden CubeSat deployed from the ISS in 2024

Taiyo (satellite)

Vehicle

Explorer 13

Vehicle

American satellite

Beacon Explorer-B

Vehicle

NASA ionospheric research satellite

EPE-D

class

former American research satellite

Shinsei

Vehicle

CAT-1

Vehicle

ESA artificial satellite

GFO

Vehicle

decommissioned American military altimetry satellite

Ohzora

Vehicle

Japanese research satellite

Intercosmos 15

Vehicle

ESRO 1B

Vehicle

research satellite operated by the European Space Research Organisation

Eu:CROPIS

Vehicle

German satellite

CHIBIS-M

Vehicle

38051

Injun 5

Vehicle

NASA satellite of the Explorer program

MATS

Vehicle

Swedish research satellite

FedSat

Vehicle

Australian scientific research satellite

Astrid-2

Vehicle

Swedish research satellite

Injun 4

Vehicle

NASA satellite of the Explorer program and Injun series

Sputnik 3

Vehicle

failed Soviet research satellite

Beacon Explorer-A

Vehicle

NASA research satellite of the Explorer program, lost due to a launch failure

SMOG-P

Vehicle

Hungarian small satellite

IBSS-SPAS

Vehicle

free-flying experiment carried on Space Shuttle mission STS-39

ERS 12

Vehicle

Geophysical Research Satellite

Vehicle

American research satellite

HILAT

Vehicle

U.S. Air Force research satellite

CRRES

Vehicle

NASA satellite

ERS 9

Vehicle

CFESat

Vehicle

US Department of Energy space-based atmospheric observatory

Polar BEAR

Vehicle

U.S. Air Force research satellite

ERS 6

Vehicle

ERS 17

Vehicle

Universitetsky-Tatyana-2

Vehicle

research & Educational Satellite

ERS 13

Vehicle

ESRO 4

Vehicle

Oreol 3

Vehicle

Soviet-French research satellite

Explorer S-55

Vehicle

American artificial satellite, lost in a launch failure

LOFTI-1

Vehicle

Kagayaki

Vehicle

Japanese research satellite

Pegasus

Vehicle

Austrian CubeSat

Injun 3

Vehicle

American geophysical research satellite

OGO 1

Vehicle

American geophysical research satellite

Tatiana

Vehicle

Russian artificial satellite

OGO 3

Vehicle

American geophysical research satellite

SpinSat

Vehicle

small research satellite operated by the Naval Research Laboratory

Reflector

Vehicle

space debris research microsatellite built in Russia by NII KP for the United States Air Force Resea

United Kingdom Subsatellite

Vehicle

United Kingdom satellite in the Explorer program