Documents / Official release

Gemini 5 Technical Debriefing, Part II, 1965

National Aeronautics and Space Administration · 1965 · 325 pages · text from the file's own layer

This is a preliminary Part II transcript of the Gemini 5 (GT-5) flight crew debriefing, prepared by the Spacecraft Operations Branch of NASA's Flight Crew Support Division and dated September 2, 1965. It records astronauts Cooper and Conrad at the Crew Quarters, Cape Kennedy. They discuss how the spacecraft systems worked, including the platform and the OAMS thruster failures. The transcript also covers operational checks, visual sightings, experiments, training, premission planning, and medical aspects. It was originally classified Confidential.

From the source:Release of 2026-06-12 Incident: August 30 - September 2, 1965, Cape Kennedy, Florida. This document is a preliminary transcript (Part II) derived from voice recordings of the Gemini 5 flight crew technical debriefing. NASA conducted this debriefing between August 30, 1965, and September 2, 1965, at the Crew Quarters, Cape Kennedy, Florida. Astronauts L. Gordon Cooper and Charles “Pete” Conrad described observing debris and “snow” and “all sorts of glittering pieces of this, that and the other thing” in the “Visual Sightings” section of the document (pages 157-220).

  • p. 128 …to me because if I ' m wor king I eat a lot and if I ' m…
  • p. 178 …I'm tal king about where it fades you lmow completely. And it's act ually…
127
Cooper And it was so quiet that you could hear a guy when
he picked the book up and started turning the page .
Conrad Yeah , I could hear in back in the adapter section
after real ly getting adapted to this thing , we
could hear the hydrogen vent , we could hear the
fuel cell hydrogen purge . We couldn ' t hear oxygen
purge . We could hear all thruster firing of the
attitude thruster s . When we did our burns, we
didn ' t even have our helmets on . Did we? We had
our helmets off when we did the maneuver burns ,
when we did those perigee--and we could hear all
thrusters firing . Aft firing thrus ters . We
bli pped the forward fir ing thruster s and we fired
the up-down and left and right thrusters and we
heard them al l fire -- all the maneuver thrusters
and all the attitude thrusters . And I could hear
many other noises working back in the--There was a
pump package or something squeaking back there that
squeaked for all through the test period and I was
curious to see if I was going to hear it in flight
and sure enough , it was loud and clear . It was
back there behind my head in the adapter section.
And you could hear jus t anything that was out of
the ordinary noise . And that was what the pr oblem
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Official release, from the pursue collection. The PDF is mirrored here; the original link is above. 325 pages are in the text index: search them above, or from the library's search.