Gemini 9 Debriefing, 1966
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.
Catalogue description by the publishing agency.
- Record
- NASA-UAP-D022
- Release
- Release 03 · Jun 12, 2026
- Incident
- June 3-6, 1966 · Low Earth Orbit
- Pages
- 78
- Verdict
- not judged yet
- Source
- war.gov ↗
The pages and what the AI read on them
The transcription is the page reader's: black bars mark what the government redacted; hatched tags mark personal data we removed.

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