Preview image for CIA-UAP-010, Report on Conversations with Soviet Scientists on Subject of Unidentified Flying Objects in the USSR
Document preview
ReportUnclassifiedAnalyzedUFO Files Release 03

CIA-UAP-010, Report on Conversations with Soviet Scientists on Subject of Unidentified Flying Objects in the USSR

This CIA document from August 1967 reports on conversations about UFO sightings with Soviet scientists during a US astrophysicist's trip to the USSR.

War.gov PURSUECIARELEASE-03-FILE-019-CIA-UAP-010-REPORT-ON-CONVERSATIONS-WITH-SOVIET-SCIENTISTS-ON-SUBJECT-OF-UNIDENTIFIED-FLYING-OBJ2026-06-12
IngestcompleteAnalysiscomplete

Search extracted document text

Probed searches extracted/indexed text and can show matching pages when page indexing is available.

Extracted text indexedPage numbers appear after page indexing completes for this external source.
Search the extracted document text plus structured claims, source material, and timeline entries. Probed returns snippets only; the original document remains on the external source.
Pages
2
Claims
14
Backlinks
0
Signals
0

Document Intel

Source status, provenance, and extraction context.

Source
War.gov PURSUE
Type
Report
Classification
Unclassified
Agency
CIA
Reference #
RELEASE-03-FILE-019-CIA-UAP-010-REPORT-ON-CONVERSATIONS-WITH-SOVIET-SCIENTISTS-ON-SUBJECT-OF-UNIDENTIFIED-FLYING-OBJ
Published
2026-06-12
Content Type
application/pdf
Pages
2

Structured Analysis

Claims and source material extracted from the document text. Timeline context is surfaced in document intel.

AI deep ingest from War.gov PURSUE.
Claims
Reported by source13Source interpretation1
Source reportedObserved

The US scientist visited several astronomical observatories in the USSR in May 1967.

This report is an account of conversational exchanges on the subject of UFO's during the course of a one-month trip of a US scientist through the USSR in the spring of 1967.

Source reportedObserved

V.I. Moroz was noncommittal on the subject of UFOs.

He visited V.I. Moroz, Sternberg Institute, Moscow, who was noncommittal on the subject of UFO's.

Source reportedObserved

A radio astronomer stated he knew of no sightings of UFOs in the USSR.

The scientist who served as translator, a radio astronomer, emphatically stated that he knew of no sightings of UFO's in the USSR.

Source reportedObserved

An astronomer at Pulkovo Observatory mentioned sightings of unidentified objects near the Caucasus.

At the Pulkovo Observatory, Leningrad, one of the astronomers mentioned that she had heard of some sightings of unidentified objects near the Caucasus.

Source reportedObserved

N.A. Kozyrev was interested in the UFO problem and did not accept Menzel's conclusions.

The US scientist's main visit was to N.A. Kozyrev, who was very interested in the problem. He had read Menzel's book (which has been translated into Russian), but did not accept its conclusions.

Source reportedObserved

Reports of UFO sightings are not printed in Soviet newspapers.

Kozyrev knew of some sightings in the northern part of the USSR, but said that reports of such sightings are not printed in Soviet newspapers because they are not regarded as scientific observations.

Source reportedObserved

I.K. Koval and other astronomers saw a curious, reddish object in the sky.

I.K. Koval mentioned that he and several other astronomers had been out in the countryside one evening and had seen a curious, reddish object flashing through the sky.

InterpretationAsserted

The object seen by Koval and others might have been a fragment of a satellite or rocket.

However, their immediate interpretation was that this object might have been a fragment of a satellite or rocket returning from orbit, burning up in the atmosphere.

Source reportedObserved

L.I. Galkin confirmed the observation of a peculiar object.

One of the astronomers, L.I. Galkin, was with the group mentioned by Koval and confirmed the observation of a peculiar object.

Source reportedObserved

G.V. Idlis considered Menzel's book an adequate treatment of the UFO subject.

He too had read Menzel's book, but considered it an adequate treatment of the subject which he consequently felt was closed.

Source reportedObserved

G.V. Idlis conceded that the UFO question was still open.

Idlis readily conceded that there might be more to it and concluded by stating that it was 'clearly still an open question.'

Source reportedObserved

In northern Kazakhstan, sightings of ball lightning were actually reflections of automobile headlights.

Another astronomer mentioned that in the northern part of Kazakhstan there had been repeated sightings of ball lightning. The University in Alma Ata had sent a team out to investigate and discovered that what was being seen were reflections of automobile headlights from an inversion layer.

Source reportedObserved

Dr. Kupo was interested in the UFO problem as part of her research on bolides.

A stellar spectroscopist, Dr. [illegible] Kupo, was also interested in this problem, partly as an adjunct to her attempts to locate fragments from bolides.

Source reportedObserved

There is no official treatment of the UFO problem in the USSR.

The general feeling one gets is that no official treatment of the UFO problem has been given in the USSR.

Timeline

Chronology extracted from the document text.

18 AUG 67

Report distribution date

The report on conversations with Soviet scientists was distributed.

May 1967

US scientist's trip to the USSR

A US scientist visited several astronomical observatories in the USSR.

Source material
Report No. OO-B-321/23430-67
documentPrimary
RELEASE-03-FILE-019-CIA-UAP-010-REPORT-ON-CONVERSATIONS-WITH-SOVIET-SCIENTISTS-ON-SUBJECT-OF-UNIDENTIFIED-FLYING-OBJ
Menzel's book
paper
McDonald's critical study
paper

Referenced In Coverage

Investigative posts, source items, and other coverage that currently cite this document.

War.gov PURSUEgov

UFO Files Release Tracker

This document is part of the Release 03 tracker, where Probed groups War.gov-published files, media, and analysis state for the series.