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Category Shape / form From year To year Country Time of day Witnesses Evidence Status Duration Sound Colour Motion Lights Sources include Min photos Min videos Min sources Min score Sort order

3D model Narrated

“Tunguska explosion”

Stories2

Tunguska "alien craft debris" expedition (Yuri Lavbin), Evenkia, 2004

August 2004 · Near Poligus, Podkamennaya Tunguska river, Evenkiysky District, Krasnoyarsk Krai

Russia

UAP · Unknown · 14 sources

12Thinly documented

The Tunguska Explosion and the Exploding Spaceship Hypothesis

June 30, 1908 · Near the Podkamennaya Tunguska River, Krasnoyarsk Krai, Siberia

Russia

UAP · Other · 57 sources

38Partially documented

Documents8 · see all

Data from Crs and from FBIS on Zigel, F. Yu., Dr. of Technical Sciences Writes FOIA release

Central Intelligence Agency· 1969-01-03· 1 pages· 1 page mentions it
- p. 1 …Professor there as of 1969. "Nuclear Explosion over the Taiga (Study of the Tunguska Meteorite), Znaniye-Sila, No 12, 1961…
Maybe There Is No UFO FOIA release

Central Intelligence Agency· 1967-12-26· 2 pages

…years Soviet scientists have established that the Tungusky explosion had every parameter of an atmospheric nuclear blast. The…
Nothing But the Facts on UFOs or Which Novosti Writer Do You Read? (with 2 Articles Attached) FOIA release

Central Intelligence Agency· 1968-04-09· 8 pages· 1 page mentions it
- p. 8 …is the famous "Tunguska meteorite." In several years Soviet scientists have established that the Tunguska explosion had every parameter of…
CIA C05516709 Concatenated PROD Reports 1988-1994 Report

The Black Vault· 7 pages· 1 page mentions it
- p. 7 …The 5 December issue of SOTSIALISTICBBSKAYA INDUSTRIYA described a recent Japanese expedition to the site of the Tunguska meteorite in…
Baker report, 1968 congressional hearings Hearing transcript

NICAP· 1968· 68 pages· 2 pages mention it
- p. 19 …and Baker, R.M.L., Jr. (1965) "Possible Residual Effects of Tunguska-type Explosions on Desert Pavements," Presented at the…
- p. 57 …L., Jr., "Possible Residual Effects of Tunguska-type Explosions on Desert Pavements." Presented at the 28th Annual Meeting of the…
Nothing But the Facts on UFOs or Which Novosti Writer Do You Read? (Wit H 2 Ar FOIA release

Central Intelligence Agency· 1968-03-02· 11 pages

…years Soviet scientists have established that the Tungusky explosion had every parameter of an air nuclear blast. The…