Gemini 4 Experiment Debriefing, June 3-7, 1965 — NASA File
Gemini IV was the second crewed mission of the Gemini series. Astronauts James McDivitt and Edward White successfully completed the four-day flight between June 3 and June 7, 1965.
Incident Overview
June 3-7, 1965, in Low Earth Orbit, NASA preserved a documentary record that was declassified and published on June 12, 2026 as part of the third tranche of the Department of War’s Presidential Unsealing and Reporting System for UAP Encounters (PURSUE).
What the government released
Gemini IV was the second crewed mission of the Gemini series. Astronauts James McDivitt and Edward White successfully completed the four-day flight between June 3 and June 7, 1965. The mission included the first American spacewalk. This collection of documents contains a transcription of the astronauts recounting their observations of bright particles outside the spacecraft, dated circa June 25, 1967, on pages 78-81, and page 101.
Primary-source excerpt
Drawn directly from the released document: “Potential future application includes crew transfer, in flight repair, and inspection of orbiting objects. Demonstration of extravehicular maneuvering using a simple, one man propulsion unit. This device could be used with or without a spacecraft tether on future missions. Demonstration of rendezvous with the booster second stage. This activity wil I provide valuable early information and maneuvering procedures necessary to rendezvous with a target vehicle. Flashing lights identical to those designed for the Gemini Agena Vehicle have been insta I led on the booster second stage for th is test. The Flight Plan sequence involves”.
Status of the case
Records released under the PURSUE program are designated unresolved by the All-domain Anomaly Resolution Office, which means the federal government has not concluded the events were anomalous, has not concluded they were conventional, and has not ruled out either possibility. Where AARO has offered a likely source for an item — an infrared sensor aboard a military aircraft, a commercial camera, or a known optical effect — that attribution is the agency’s working assessment rather than a final determination. Conventional candidates such as drones, balloons, flares, satellites, parallax and forced-perspective artifacts, and ordinary aircraft remain on the table for any unresolved case absent better data than a single sensor pass or a witness recollection.