A new study analyzing historical photographs taken by the Palomar Observatory between 1949 and 1957 has detected several ...

Researchers poured over historical photographs in search of "transients"—short-lived flashes of light of the night sky.

That’s exactly what researchers at the Vanishing and Appearing Sources during a Century of Observations project (VASCO) are ...

Data show that unidentified lights in archival astronomy images were 68% more likely to be imaged 24 hours after a nuclear ...

A new study investigates strange bursts of light captured in old astronomical photos, suggesting they may link to both UFO sightings and Cold War nuclear testing.

Mysterious “star-like” flashes of light spotted in photographs of sky surveys in the 1950s have long been associated with the ...

An interesting video of a mysterious ‘rainbow glow’ illuminating Pakistan’s night sky was shared on social media, which went viral and left the internet connecting it with ‘UFOs and aliens’., Viral, T ...

A photographer in New Zealand captured a once-in-a-lifetime celestial scene that blended multiple rare sky phenomena into one ...

It began in an era when the night sky was pristine, long before the metallic glint of satellites and the clutter of orbital ...

Three photographers were able to capture the red sprite phenomenon, when lightning flashes above thunderstorms, in high ...

Viewers across Florida’s east coast have been asking about the strange glowing clouds that appeared in the sky just before ...

Other than being a ‘Trojan Horse’ alien spaceship set to release probes to study our planet, or crashing into Earth, neither ...