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Central Intelligence Agency historical records on aerial phenomena, including the U-2 / Oxcart-era acknowledgement that classified aircraft accounted for many civilian sighting reports.

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CIA SECRET//NOFORN cable routing header on the Zimbabwe report.
UFO 2008

A Disc Over Harare Airport: The CIA's 2008 Flash Cable to the White House

Harare, Zimbabwe

A SECRET//NOFORN CIA cable, declassified in the June 2026 PURSUE release, reported an unidentified disc-shaped object — tracked 'possibly by both radar and optical means' — hovering over Harare International Airport in July 2008, with beams emanating from it before it shifted colors and shot upward.

Foreign Intelligence Information Report cover page.
UFO 1976

Combating Fatigue In Crewmembers, November 1976 — CIA File

Undisclosed location

This November 1976 CIA Foreign Intelligence Information Report summarizes Soviet Aeroflot's involvement in aerospace medical research, including their methods for combating crew fatigue through physical conditioning, automated biological testing equipment that measures vital signs in 1-3…

A CIA report about a UAP sighting in the USSR.
UFO 1973

Intelligence Information Report, USSR, December 20, 1973 — CIA File

USSR

This document is a Central Intelligence Agency (CIA) intelligence information report (IIR) that describes human intelligence gathering activities in the Union of Soviet Socialist Republics (USSR). This report characterizes its content as informational, not as finally evaluated intelligence.

Intelligence Information Report cover page with subject "The Sary Shagan Weapons Testing Range".
UFO 1973

The Sary Shagan Weapons Testing Range, December 1973 — CIA File

USSR

This CIA Intelligence Information Report from December 1973 provides information on the Soviet Sary Shagan Weapons Testing Range, including details about its facilities, weapons systems (System-75 SA-2 and System-300/Aldan warheads), rumored laser weapon research, and unidentified aerial…

A "FILE CLOSED" cover page from the Department of Defence.
UFO 1971

Australian Dept of Defense Scientific and Intel Aspects of the UFO Problem, 1971 — CIA File

Australia

Dated to 1971, an Australian review of the USAF Project Blue Book. This document was released by the National Archives of Australia.

CIA Intelligence Information Report cover page on the Kardashev-Sakharov paper.
UFO 1971

When the CIA Filed a Sakharov Wormhole Paper as a UFO Document (1971) — CIA File

Byurakan, Armenia, USSR

A CIA intelligence report, declassified in the June 2026 PURSUE release, captured a speculative paper by Nikolai Kardashev and Nobel laureate Andrei Sakharov on charged masses 'bouncing' through collapse into a different region of spacetime — filed by the agency among its UAP records.

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