Archive · 2 Nov 2025
1950s Mysterious Light Flashes Linked to UFO Sightings, Study Claims
Imagine old pictures of the sky taken a long time ago, before we had satellites.
These pictures had little flashes of light that scientists didn't know the cause of.
Now, some scientists think these flashes might be from shiny things in space reflecting sunlight, or maybe even from aliens!
They found that these flashes happened more often after nuclear bomb tests.
The flashes also seemed to show up more when people reported seeing strange flying objects, which we now call UAPs.
It's still a mystery, and scientists need to do more research, but they think these old flashes could be related to UFOs and the nuclear tests happening back then.
Mysterious flashes of light captured on photographic plates at Palomar Observatory in the 1950s are being re-examined.
Researchers suggest these flashes may be caused by solar reflections off artificial objects in high Earth orbit, similar to satellites but taken before their existence.
A study found a significant correlation between these light flashes and atmospheric nuclear weapons tests, occurring 68% more likely the day after a test.
The frequency of these flashes also increased by 8.5% for each reported sighting of Unidentified Anomalous Phenomena (UAP), or UFOs.
While some critics suggest the flashes could be photographic defects, researchers believe they may be linked to UAP sightings near nuclear test sites during that era.
- Who
- Researchers analyzing photographic plates from the Palomar Observatory
- What
- Investigated mysterious flashes of light captured in 1950s astronomical photos, potentially linking them to UAP sightings and nuclear tests.
- When
- Photographs taken between 1949 and 1958; recent studies published.
- Where
- Palomar Observatory, California, with analysis correlating to nuclear test sites.
- Why
- To understand the cause of unexplained light flashes captured on photographic plates before satellites were in orbit.
Researchers' Hypothesis
Criticism
Nature of Flashes
Researchers' Hypothesis
Flashes are likely solar reflections off flat, highly reflective artificial objects in high Earth orbit, or potentially UAP.
Criticism
The transients could be photographic defects or contamination due to the age of the photographic plates.
- Observatory
- Palomar Observatory, California
- Time Period
- 1949-1958 (Palomar Sky Survey)
- Number of Flashes Analyzed
- Over 100,000
- Potential Causes Speculated
- Solar reflections off objects in high Earth orbit, UAP, photographic defects/contamination
- Publication Sources
- Scientific Reports, Publications of the Astronomical Society of the Pacific