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History of Spaceflight and Satellite Communications
The following
represents a selected history of Spaceflight and of Satellite
Communications. Comments and suggestions for additions would be welcomed;
please send to our
webmaster
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1945 |
Publication of Arthur C Clarke’s paper
outlining use of three geostationary space stations to provide
“global” coverage for telecommunications |
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October 4, 1957 |
First artificial satellite, launched by
Russia. Sputnik 1 |
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February 1, 1958 |
First satellite launched by USA. Explorer
1 |
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December 8, 1958 |
First communications satellite,
broadcasting a taped message. Score |
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October 13, 1959 |
First meteorological satellite. Explorer 7 |
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April 12, 1961 |
First man in space. Yuri Gagarin, Vostok 1 |
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February 24, 1962 |
First telephone call via satellite. Echo 1 |
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April 26, 1962 |
First UK satellite. Ariel 1 |
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July 10, 1962 |
First active telecommunications satellite.
Telstar 1 |
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July 26, 1963 |
First synchronous telecommunications
satellite. Syncom 2 |
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August 19, 1964 |
First geosynchronous telecommunications
satellite. Syncom 3 |
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April 6, 1965 |
First Intelsat satellite. Intelsat 1, also
known as Early Bird |
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November 5, 1967 |
First geosynchronous meteorological
payload. ATS 3 |
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July 21, 1969 |
First manned lunar landing. Apollo 11 |
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October 28, 1971 |
First UK-launched satellite. Prospero |
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May 30, 1974 |
First direct broadcasting satellite. ATS 6 |
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December 19, 1974 |
First 3-axis stabilised satellite.
Symphonie 1 |
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July 16, 1979 |
Creation of Inmarsat, initially using
leased capacity on Marisat, MARECS and Intelsat-V spacecraft |
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April 6, 1984 |
First in-orbit repair of a satellite.
Shuttle / SMM |
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June 15, 1988 |
First private-sector communications
satellite. PAS-1 |
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December 11, 1988 |
Launch of Astra 1A |
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October 30, 1990 |
Launch of Inmarsat’s first satellite.
Inmarsat II F1 |
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August 3, 1995 |
PanAmSat became
the world's first private-sector company to provide global
satellite services with the launch of its third satellite.
PAS-4 |
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September, 1998 |
Failed first
launch, Globalstar low earth orbit satellite constellation |
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November 1, 1998 |
Launch of
service, Iridium low earth orbit satellite constellation |
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April 1999 |
Privatisation of Inmarsat |
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June 2001 |
First successful launch, ICO medium earth
orbit satellite constellation |
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July 2001 |
Privatisation of Eutelsat and Intelsat |
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