Nuclear Facility

Sandia, New Mexico: 209 'green orbs, discs, and fireballs' over a nuclear-weapons facility

A 116-page joint file from the U.S. Air Force and the Armed Forces Special Weapons Program — the Manhattan Project's nuclear-weapons custodial successor — documenting 209 sightings of 'green orbs,' discs, and fireballs maneuvering near the Sandia, New Mexico custodial nuclear-weapons installation between 1948 and 1950. Released in full as part of PURSUE Release 02; some sighting locations contained recovered copper powder.