All cases / Discs / Colorado Springs trio

Colorado Springs trio

August 29, 1952, 8:35 p.m.
Colorado Springs, Colorado, USA

Unresolved
Representative drawing from the Discs page, not this specific sighting.
"50' in diameter, 10' high, aluminum"Shape words from the Project Blue Book summary

What happened

Three aluminum objects about 50 feet across and 10 feet high, with red-yellow exhaust, flew one behind another at an estimated 1,500 m.p.h. for four or five seconds.

Witnesses

Pilot C. A. Magruder

Explanation

Unresolved

No explanation has been found.

Sources

  1. Patrick Gross, Project Blue Book unknowns of 1952ufologie.patrickgross.org
  2. The Black Vault, Project Blue Book unknown case files, complete listtheblackvault.com

Filed by Project Blue Book as unidentified.