Gemini 7

A 1965 NASA crewed spaceflight featuring astronauts Frank Borman and Jim Lovell. During the mission, the crew reported seeing a 'bogie' in orbit; while UAP enthusiasts claimed it was an alien spacecraft, Borman clarified they were referring to debris from their own Titan II rocket booster.

NASA mission famous for a 'bogie' sighting that was widely circulated as a UAP before being identified as booster debris.