Score American communications technology satellite. Signal Communication by Orbiting Relay Equipment; first communications satellite; transmitted taped messages for 13 days. Experimental communication satellite built by U.S. Army Signal Research and Development Laboratory (SRDL) for USAF, USA. Launched 1958. |
Courier American communications technology satellite. Experimental communications. Communication satellite built by Philco Western Development Labs (WDL) (formerly Army Fort Monmouth Laboratories) for USAF, USA. Launched 1960. |
Lofti American communications technology satellite. The Low Frequency Trans-Ionospheric (LOFTI) satellites were produced as a cooperative effort with the Radio Division. |
Relay American communications technology satellite. Communication satellite built by RCA Astro for NASA, USA. Launched 1962 - 1964. |
Syncom American communications technology satellite. Experimental telecommunications satellite. Communication satellite built by Hughes for NASA, USA. Launched 1963 - 1964. Used the HS-301 bus. |
LES American communications technology satellite. Experimental communication satellite built by Lincoln Laboratory for Lincoln Laboratory, USAF, USA. Launched 1965. |
DS-K-40 Ukrainian communications technology satellite. Development of systems for the later operational Tselina satellites. Experimental ELINT satellite built by Yuzhnoye, Russia. Launched 1965 - 1966. Used DS Bus. |
ATS-1 American communications technology satellite. ATS 1. During its 18 year lifetime, ATS-1 examined spin stabilization techniques, investigated the geostationary environment, and performed several communications experiments. Communication / Meteorology satellite built by Hughes for NASA, USA. Launched 1966 - 1967. Used the HS-306 bus. |
ATS-2 American communications technology satellite. ATS 2. ATS-2 was placed into an undesirable orbit due to a launch vehicle failure. |
ATS-3 American communications technology satellite. ATS 3. The goals for ATS-3 included investigations of spin stabilization techniques and VHF and C-band communications experiments. |
ATS-4 American communications technology satellite. ATS 4. A launch vehicle failure stranded ATS-4 in a much lower than planned orbit, making the satellite nearly useless. Communication / Meteorology satellite built by Hughes for NASA, USA. Launched 1967 - 1969. Used the HS-306 bus. |
TACSAT American communications technology satellite. TACSAT was designed to experimentally test and develop tactical communications concepts for all US military services. Communication satellite built by Hughes for USAF, USA. Launched 1969. Used the HS-308 bus. |
ATS-5 American communications technology satellite. |
DFH-1 Chinese communications technology satellite. First Chinese satellite. The initial satellite was flown for purely propaganda purposes, using a tune generator to play the 'East is Red'. Technology satellite for Chinese Academy of Space Technology (CAST), China. Launched 1970. |
ATS-6 American communications technology satellite. ATS 6. In addition to its technology experiments, ATS-6 became the world's first educational satellite. Communication, Meteorology satellite built by Fairchild for NASA, USA. Launched 1974. Used ATS-6 Bus. |
Intasat Spanish communications technology satellite. Science, ionosphere satellite for INTA, Spain. Launched 1974. |
Symphonie French communications technology satellite. Experimental telecommunications satellite, constructed jointly by France and the Federal Republic of Germany. Communication satellite built by CIFAS/Aerospatiale consortium for CNES, DFVLR, France. Launched 1974 - 1975. |
P 76 American communications technology satellite. Communications propagation experiments. |
Sirio Italian communications technology satellite. SIRIO was a spin stabilized geostationary experimental communications satellite with a nominal life of two years. Communication satellite built by Compagnia Nazionale Satelliti per Telecommunicaziono SpA, Italy. Launched 1977 - 1982. |
Yuri Japanese communications technology satellite. Medium-scale broadcasting satellite for experimental purposes. |
OTS European communications technology satellite. Study 1978. Communications experiments satellite of the European Space Agency. |
SCATHA American communications technology satellite. Experimental satellite built by Martin Marietta for USAF STP (Space Test Program), USA. Launched 1979. |
Ayame Japanese communications technology satellite. Experimental Communications Satellite (ECS). Communications and propagation experiments of satellite-communication systems. |
SJ Chinese communications technology satellite. SJ (Shijian; 'Practice') series were Chinese scientific research, technological experiment and military operational satellites of a variety of configurations. |
Olympus European communications technology satellite. This communications technology demonstration satellite tested direct television broadcast beams and was also equipped with conventional communications transponders. Communication, experimental satellite built by British Aerospace BAe (prime); Alenia Spazio, Marconi Space and Alcatel-Bell (payloads) for ESA, International. Launched 1989. Used L-Sat Bus. |
Debut Japanese communications technology satellite. Boom, umbrella test. DEBUT "Orizuru". Experiment of extending and contracting boom; experiment of expanding and contracting aerodynamic brake. Launching organization NASDA. Technology satellite operated by NASDA, Japan. Launched 1990. |
Badr Pakistani communications technology satellite. Pakistani experimental series with a variety of payloads. Technology satellite for SUPARCO, Pakistan. Launched 1990. |
Orbcomm Orbital Communications Corp, Dulles, USA. Orbcomm was a commercial venture to provide global messaging services using a constellation of 26 low-Earth orbiting satellites. Communication (Data) satellite built by Orbital Sciences Corporation (OSC) for Orbcomm, USA. Launched 1995 - 1999. Used the MicroStar bus. |
Tubsat Germany's Technical University of Berlin (TUB) built a successful series of 40 kg 'Tubsat' experimental technology satellites. Germany's Technical University of Berlin (TUB) built a successful series of 40 kg 'Tubsat' experimental technology satellites. |
S80/T Null |
CDS American communications technology satellite. Orbcomm OXP-1. Experimental spacecraft. |
SCD Brazilian communications technology satellite. Environmental data relay. Data collection and relay satellite for INPE, Brazil. Launched 1997-1998. |
Start satellite Russian communications technology satellite. Experimental satellite carried on test flight of the Start-1 carrier rocket, a new booster based on SS-25 ICBM. |
Temisat Italian communications technology satellite. Temisat's primary mission was demonstration of a data relay system. Environmental data collection and relay satellite built by Kayser-Threde GmbH for Telespazio SpA, Italy. Launched 1993. Used the Blackbird-350 bus. |
ACTS American communications technology satellite. One launch, 1993.09.12. NASA experimental communications; Advanced Communications Technology Satellite. Communication satellite built by RCA Astro => GE Astro => Martin Marietta for NASA, USA. Launched 1993. Used the AS-4000 bus. |
Microstar American communications technology satellite. Small satellite bus, specially designed for multiple launch by Pegasus or Taurus family launch vehicles. |
LBSAT Spanish communications technology satellite. UPM/LBSAT 1. Universidad Politecnia de Madrid Satellite; experimental communications, microgravity experiments. Technology satellite for Universidad Politécnica de Madrid Satellite, Spain. Launched 1995. |
Kwangmyongsong North Korean communications technology satellite. Payload of the first attempted North Korean satellite launch. Earth observation, technology satellite, Korea North. Launched 2012. |
Megsat MegSat, Gruppo Meggiorin, Brescia, Italy. Builder of the first private Italian satellites, Megsats were microsatellites designed to transmit scientific and commercial data. Italian communications technology satellite. Communication (store & forward) satellite for MegSat, Italy. Launched 1999-2000. Used MegSat Bus. |
KOMPSAT South Korean technology satellite. KOMPSAT was the first joint spacecraft development project for the South Korean aerospace agency KARI (Korea Aerospace Research Institute). Earth Observing satellite built by KARI, TRW (Bus) for KARI, Korea South. Launched 1999. Used the T200B bus. |
MEMS American communications technology satellite. DARPA/Aerospace Corp. MEMS (Micro Electro-mechanical Systems) were 0. |
LDREX Japanese communications technology satellite. Japan's NASDA space agency sponsored the LDREX experimental antenna. Engineering Test satellite built by NEC Toshiba Space Systems for NASDA, Japan. Launched 2000 - 2006. |
Artemis European communications technology satellite. One launch, 2001.07.12. Artemis was a European Space Agency satellite to test new communications technologies. Experimental communication satellite built by Alenia Spazio for ESA, International. Launched 2001. Used the GeoBus (Italsat Bus) bus. |
CX-1 Chinese communications technology satellite. Communication satellite for CAS, China. Launched 2003-2014. |