Second Small Astronomy Satellite
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(Redirected from SAS-2)
The Second Small Astronomy Satellite, also known also as SAS-2, SAS B or Explorer 48, was a NASA gamma ray telescope. It was launched on 15 November 1972 into low Earth orbit with a periapsis of 443 km and an apoapsis of 632 km). It completed its observations on 8 June 1973.[1][2]
SAS-2 first detected Geminga, a pulsar believed to be the remnant of a supernova that exploded 300,000 years ago. [3]
[edit] See also
- Uhuru (satellite) (First Small Astronomy Satellite or SAS-1)
- Third Small Astronomy Satellite (SAS-3)
[edit] References
- ^ "NASA - NSSD - Spacecraft - Trajectory Details (SAS-B)". NASA. http://nssdc.gsfc.nasa.gov/nmc/spacecraftOrbit.do?id=1972-091A. Retrieved on 2008-02-27.
- ^ "NASA - NSSDC - Spacecraft - Details (SAS-B)". NASA. http://nssdc.gsfc.nasa.gov/nmc/spacecraftDisplay.do?id=1972-091A. Retrieved on 2008-02-27.
- ^ Geminga, The Internet Encyclopedia of Science
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