Paranormal events in Los Alamos
The Spooky Valley archive holds 11 documented paranormal cases in Los Alamos. The earliest dates to 1947 and the most recent to 1950, a span of 3 years.
Reporting in Los Alamos is led by the UFO sighting, with 10 UFO sightings and 1 unexplained event on file. Of these, 1 is verified against primary-source documentation. Every entry below records what was reported and the sources behind it, rather than asserting a conclusion.
Featured from Los Alamos
Los Alamos, New Mexico UFO Sighting (November 19, 1950) — FBI Files
Los Alamos, New Mexico
On November 19, 1950, observers in Los Alamos, New Mexico, reported a vertical, green and yellow object in the sky, according to released FBI files.
Los Alamos, New Mexico UFO Sighting (January 6, 1949) — FBI Files
Los Alamos, New Mexico
A first saucer wave case from Los Alamos, New Mexico. Multiple sightings of unexplained phenomena occurred near the Los Alamos facility during December 1948 and January 1949.

The Los Alamos Green Fireball Conference
Los Alamos, New Mexico, USA
A classified conference convened at Los Alamos attended by Dr. Edward Teller, Dr. Joseph Kaplan, Dr. Lincoln LaPaz, and military brass. Remarkably, there was no debate about whether green fireballs existed - nearly everyone present had witnessed at least one. The only question was what they were.
Los Alamos, New Mexico UFO Sighting (November 16, 1950) — FBI Files
Los Alamos, New Mexico
On November 16, 1950, observers in Los Alamos, New Mexico, reported seeing bluish-green objects moving north to south before disappearing from view.
Los Alamos, New Mexico UFO Sighting (17 February 1949) — FBI Files
Los Alamos, New Mexico
A first saucer wave case from Los Alamos, New Mexico. A conference was held in Los Alamos to discuss the green fireball phenomena.
Los Alamos, New Mexico UFO Sighting (14 October 1949) — FBI Files
Los Alamos, New Mexico
A first saucer wave case from Los Alamos, New Mexico. Another conference was held in Los Alamos to continue discussing the green fireball phenomena.
Archive · Los Alamos
- 1950 UFO Los Alamos, New Mexico UFO Sighting (November 19, 1950) — FBI Files Los Alamos, New Mexico
- 1950 UFO Los Alamos, New Mexico UFO Sighting (November 16, 1950) — FBI Files Los Alamos, New Mexico
- 1950 Other The Fermi Paradox: If Aliens Exist, Where Is Everybody? Los Alamos, New Mexico, USA
- 1949 UFO Los Alamos, New Mexico UFO Sighting (January 6, 1949) — FBI Files Los Alamos, New Mexico
- 1949 UFO Los Alamos, New Mexico UFO Sighting (17 February 1949) — FBI Files Los Alamos, New Mexico
- 1949 UFO Los Alamos, New Mexico UFO Sighting (14 October 1949) — FBI Files Los Alamos, New Mexico
- 1949 UFO Los Alamos, New Mexico UFO Sighting (October 14, 1949) — FBI Files Los Alamos, New Mexico
- 1949 UFO The Los Alamos Green Fireball Conference Los Alamos, New Mexico, USA
- 1948 UFO Los Alamos, Las Vegas UFO Sighting (December 5, 1948) — FBI Files Los Alamos, Las Vegas
- 1948 UFO Los Alamos, New Mexico UFO Sighting (December 5, 1948) — FBI Files Los Alamos, New Mexico
- 1947 UFO Los Alamos, New Mexico UFO Sighting (March 1947) — FBI Files Los Alamos, New Mexico