Documents / Official release
This 1966 NASA file collects memoranda by Jocelyn R. Gill of the Manned Flight Experiments Office, plus related correspondence, on the scientific experiments of the Gemini IX mission. Status reports from March and June 1966 describe the zodiacal light, airglow, micrometeorite and synoptic photography experiments, and an experiments debriefing held June 16. The file also contains a congratulatory telegram to astronauts Stafford and Cernan and a Naval Research Laboratory letter on the S-9 cosmic ray experiment. It reports no unidentified objects.
From the source:Release of 2026-06-12 Incident: June 3-6, 1966, Low Earth Orbit. Gemini IX (renamed Gemini IX-A) was the seventh crewed flight of the Gemini series, launched on June 3, 1966. The mission’s primary objectives included a spacewalk and multiple scientific and medical experiments. This document, dated June 16, 1966, is a transcript of a NASA debriefing of astronauts Thomas Stafford and Eugene Cernan. Pages 2-5 of this document contain the astronauts’ accounts of their observations of “flashing lights” and “sparkles” during the mission.
“Cooper”5 pages
• s-111 Aiz:glow Bori~on l'hotoF:!JlbYt 14. Koomen, NRL. o ditt1ault sc antic . 'l'll1s ie the f'int flig):lt o t t gbt h re 1 on schedtil. Thee n d enviromnental testing. The experiment 18 mount c . 1.a 11.pointed" by 'the a.st onaut The ~1.r ~ b:ie~ o th atronauts (Se and Ba.saett) s be n bel and anoth r i to be held l ter in tn Morehead. Plane'tarium. 'rb tronauts • em d "reasonably happ:,11 nth the x:periment a.cco:rding to t principal inveoti :tor. 8-12: M1crometeor1t ~1 sjo: On chedul.e. No probl re rted oy the principal. investiga o:r, Thi u the fir t fl~g}:l,t of t is e~riment, l1s,ving been cane led out on GT-6 .. 8-28: Light Photog plJi L. Dunkel.m&n: :Thi.• r1ment was first o rr1 on Gemi,n1: vn d Vl:-A a "-operational procedur . 11 After processing by SC and MSFEB tb1i month, it 1.& ho d: hat 1~ nll a e tu.l.l xperiment t t . It ua cemeras already" usigned to the s/c ensit1ve bl ck and whit 1'1lm. alre dy qua11:f'1ed. So f"urtb r bri f'ing w1ll be re uir d, probably t the Planetari.ura an possibl:y can be accompli hed at h tim a B-1' s Plan tarium bri flng. Jocelyn lL Gill cc : MGS/Mr . Liccardi MGS/Mr . Frandsen MGS/Mr ~ Hall SM :JRGill : kby 20593 3/7/66
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Official release, from the pursue collection. The PDF is mirrored here; the original link is above. 78 pages are in the text index: search them above, or from the library's search.