TERMIUM Plus®

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GAMMA RAY OBSERVATORY [1 record]

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Record 1 2013-04-02

English

Subject field(s)
  • Building Names
  • Astronautics
CONT

NASA unmanned satellite development program on which Grumman and TRW are contractors. Launch date for the three multi-mission systems would be in 1977, 1978 and 1979 respectively with HEAO being absorbed into the Space Shuttle program in the 1980s.

CONT

The 3 satellites of the High Energy Astronomical Observatory program surveyed the celestial sphere for X-ray sources and gamma and cosmic ray phenomena.

French

Domaine(s)
  • Noms d'édifices et de bâtiments
  • Astronautique
Key term(s)
  • observatoire astronomique automatique des hautes énergies

Spanish

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