STS-37

STS-37
	The Compton Gamma Ray Observatory after deployment, photographed from Atlantis's flight deck.
Names	Space Transportation System-37
Mission type	Compton Gamma Ray Observatory deployment
Operator	NASA
COSPAR ID	1991-027A
SATCAT no.	21224
Mission duration	5 days, 23 hours, 32 minutes, 44 seconds
Distance travelled	2,487,075 mi (4,002,559 km)
Orbits completed	93
Spacecraft properties
Spacecraft	Space Shuttle Atlantis
Launch mass	116,040 kg (255,820 lb)
Landing mass	86,227 kg (190,098 lb)
Payload mass	17,204 kg (37,928 lb)
Crew
Crew size	5
Members	Steven R. Nagel; Kenneth D. Cameron; Linda M. Godwin; Jerry L. Ross; Jerome Apt;
EVAs	2
EVA duration	10 hours, 29 minutes; 1st EVA: 4 hours, 32 minutes; 2nd EVA: 5 hours, 57 minutes;
Start of mission
Launch date	April 5, 1991, 14:22:45 UTC (9:22:45 am EST)
Launch site	Kennedy, LC-39B
Contractor	Rockwell International
End of mission
Landing date	April 11, 1991, 13:55:29 UTC (5:55:29 am PST)
Landing site	Edwards, Runway 33
Orbital parameters
Reference system	Geocentric orbit
Regime	Low Earth orbit
Perigee altitude	450 km (280 mi)
Apogee altitude	462 km (287 mi)
Inclination	28.45°
Period	93.70 minutes
Instruments
	Air Force Maui Optical Site (AMOS); Ascent Particle Monitor (APM); Bioserve/Instrumentation Technology Associates Materials Dispersion Apparatus (BIMDA); Crew and Equipment Translation Aid (CETA); Protein Crystal Growth (PCG); Radiation Monitoring Equipment (RME Ill); Shuttle Amateur Radio Experiment (SAREX II);
	; STS-37 mission patch; ; Standing in EVA suits: Apt and Ross; Seated: Cameron, Nagel and Godwin Space Shuttle program ← STS-35 (38) STS-39 (40) →

STS-37, the thirty-ninth NASA Space Shuttle mission and the eighth flight of the Space Shuttle Atlantis, was a six-day mission with the primary objective of launching the Compton Gamma Ray Observatory (CGRO), the second of the Great Observatories program which included the visible-spectrum Hubble Space Telescope (HST), the Chandra X-ray Observatory (CXO) and the infrared Spitzer Space Telescope.^[1] The mission also featured two spacewalks, the first since 1985.

^ "SPACE SHUTTLE MISSION STS-37 PRESS KIT" (PDF). NASA. April 1991. Retrieved July 1, 2011. This article incorporates text from this source, which is in the public domain.

[1] "SPACE SHUTTLE MISSION STS-37 PRESS KIT" (PDF). NASA. April 1991. Retrieved July 1, 2011. This article incorporates text from this source, which is in the public domain.

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