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CIAMay 22, 2026PURSUE Release 02 (May 2026)

CIA-UAP-D001, Intelligence Information Report, USSR, 1973

USSR

Summary

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…

Key highlights

  • The report discusses the Sary Shagan Weapons Testing Range facilities and operations.p.1

    This report provides limited information on the Sary Shagan weapons testing range.
  • Warheads for the System-300/Aldan missile were described in detail.p.2

    The warhead for the System-300/Aldan missile was about two meters long.
  • Experiments involving laser weapons were rumored to be conducted at the range.p.2

    According to hearsay, experiments involving laser weapons were being conducted.
  • A witness observed a bright green circular object in the sky in 1973.p.3

    observed an unidentified sharp (bright) green circular object.
  • The witness noted that the object changed shape and color during the observation.p.3

    the green circle widened and within a brief period of time several green concentric circles formed.

Outliers

  • The witness could not estimate the diameter of the observed object.p.3

    Source could not estimate the diameter of the object.
  • The report contains a field comment indicating the source's lack of knowledge about nuclear warheads.p.2

    Source had no knowledge regarding nuclear warheads.

Source

Department of War — PURSUE / CIA
Public domain (US Government work)
No known restrictions

View on Department of War — PURSUE / CIA

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