Irish skies were illuminated by a mysterious bright object on Wednesday night, sparking widespread curiosity before experts ...

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

If you spotted a strange, bowtie-shaped swirl in the sky over the SouthCoast, or anywhere in New England, on the evening of ...

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.

Two new papers delve into mysterious lights and objects that were observed in the sky years before the first satellite ...

Idaho, a state known for its picturesque landscapes, has recently been drawing attention for a different reason: strange sky ...

A strange swirl in the sky seen over much of Britain and Europe this week wasn’t the result of alien activity but rather a SpaceX Falcon 9 rocket. The UK’s Met Office, which monitors weather ...

New moons are only visible during solar eclipses. This visualization of a tiny sliver, for example, is technically a crescent moon. NASA Goddard Space Flight Center via Flickr under CC BY 2.0 This ...

Two longtime Arizona law enforcement officers have launched a unique organization aimed at helping police officers, firefighters, EMTs and other first responders process encounters with things they ...