Prototype

USA-158

Vehicle

American geosynchronous military spacecraft of the National Reconnaissance Office (NRO) fleet

Star Trek project

Thing

Apple Computer prototype operating system

PSSC-2

Vehicle

miniaturized satellite operated by the United States Air Force

Advanced Composite Solar Sail System

Vehicle

NASA solar sail technology demonstration mission

ArduSat 1

Thing

39412

Orbiting Picosat Automatic Launcher

Vehicle

U.S. amateur radio satellite

D5-A

Vehicle

GROVER

Thing

rover prototype of NASA used for Earth-bound projects

STSS-ATRR

Vehicle

technology demonstration satellite operated by the U.S. Missile Defense Agency

ISTSat-1

Vehicle

Portuguese nanosatellite

Nimbus 6

Vehicle

U.S. meteorological satellite

Kiku-5

Vehicle

Japanese technology demonstration satellite

Horyu 2

Vehicle

Japanese small technology demonstration satellite

TSX-5

Vehicle

American technology demonstration satellite

Maya-1

Vehicle

nanosatellite of the Philippines

Shijian-12

Vehicle

Advanced Avionics Module

Vehicle

Indian satellite

Tansei 4

Vehicle

ATL-1

Vehicle

Hungarian amateur radio satellite and technology testing satellite

Shijian-11-01

Vehicle

shijian 11-01 satellite

MightySat-2.1

Vehicle

American technology demonstration satellite

TeikyoSat-3

Vehicle

Japanese life sciences satellite

Compass-2

Vehicle

the second satellite series designed by FH Aachen and RWTH Aachen students

Cornell University Satellite

Vehicle

American technology demonstration satellite

PicoSat

Vehicle

NEXTSat

Vehicle

DARPA technology demonstration satellite

Tansei 3

Vehicle

ITF-1

Vehicle

Japanese technology demonstration CubeSat

FASTRAC 1

Vehicle

technology demonstration satellite developed by the University of Texas at Austin

Kiku-4

Vehicle

Japanese technology demonstration satellite

GRBBeta

Vehicle

Slovakian/Hungarian technology demonstration CubeSat

EXPRESS

Vehicle

orbital space experiment recovery system, lost due to a launch failure

CubeBug-2

Thing

Cubesat built in Argentina

Wide-field of View Testbed

Thing

American experimental early warning satellite

Shin'en 2

Thing

Japanese heliocentric amateur radio satellite

TIsat-1

Vehicle

Minisatellite Italiano di Technologia Avanzata

Vehicle

small satellite technology demonstrator

Space Environment Reliability Verification Integrated System

Vehicle

EnduroSat One

Vehicle

CubeSat launched from the ISS in 2018

BlueWalker 1

Vehicle

American communications and technology demonstration satellite

North Utah Satellite

Vehicle

American technology demonstration satellite

SRET 1

Vehicle

Kiku-6

Vehicle

Japanese technology demonstration satellite

TechEdSat 3p

Vehicle

SOMP

Vehicle

German technology demonstration satellite

CanX-1

Vehicle

Canadian technology demonstration picosatellite

Microsat-TD

Vehicle

Indian Earth observation satellite

Rubin-8

Vehicle

Seeker

Vehicle

CubeSat built to demonstrate inspection of other spacecraft

Spei Satelles

Vehicle

cubesat; the Vatican's first satellite

Radar Fence Transponder

Vehicle

former American amateur radio satellite

Dodecapole 2

Vehicle

Tatiana

Vehicle

Russian artificial satellite

Nimbus B

Vehicle

U.S. meteorological satellite, lost in a launch failure

Tansei 2

Vehicle

NEXTSat-2

Vehicle

South Korea's small satellite launched in 2023

SpinSat

Vehicle

small research satellite operated by the Naval Research Laboratory

OneWeb-0721

Vehicle

communications satellite

ASTRO

Vehicle

DARPA technology demonstration satellite

Shijian-11-02

Vehicle