Evidence 05

Sandia Base Green Fireballs, 1948-1950

AFSWP and USAF records: 209 sightings near sensitive New Mexico installations.

DOW-UAP-D017 Sandia Base PDF

Validity 7.2

Notoriety 7.1

Discussion Heat Established

The file is a 116-page Armed Forces Special Weapons Project and USAF record about sightings around Sandia, Los Alamos, and nearby New Mexico test areas.
It describes scientists, OSI agents, airline pilots, military pilots, Los Alamos security personnel, and others whose reliability was explicitly treated as meaningful.
The records say conferences at Los Alamos did not produce a logical explanation and that unexplained events near sensitive installations were a cause for concern.

Strong as a contemporaneous, multi-witness government investigation that includes scientific review, trajectory arguments, and follow-up sampling for copper-bearing particles.
Limited as proof of UAP because it is historical, mostly witness-and-analysis material, and still leaves meteor, atmospheric, classified-test, and sampling-contamination questions alive.

The green-fireball and Project Twinkle story already had historical notoriety, so this is not just a same-day hype case.
The new value is consolidation: the release places Sandia, AFSWP, USAF, Los Alamos scientists, and Project Grudge-era concern in one official packet.

Local PDF Official source