The Small Astronomy Satellite 2 (SAS-2)
The second NASA Small Astronomy Satellite (SAS-2) was dedicated to gamma-ray astronomy in the energy range above 35 MeV. SAS-2 was launched on 1972 November 15 and began operations on 1972 November 19. On 1973 June 8, a failure of the low-voltage power supply ended the collection of data.
Mission CharacteristicsLifetime : 19 November 1972 - 8 June 1973
Energy Range : 20 MeV - 1 GeV
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