The comet is once again be visible from Earth after passing behind the Sun in October of this year. “3I/ATLAS can be observed ...

When winter sets in, and daylight is gone well before dinner, it’s hard not to notice how long the nights stretch on. For me, ...

New images of 3I/Atlas have sparked viral claims that the rare interstellar object is falling apart as it nears Earth. Here ...

Months of careful planning and calculations went into the shot. Then, the team had only one jump attempt to get it right ...

The Geminid meteor shower put on a dazzling cosmic firework show when it peaked overnight on Dec. 13 as shards of the solar ...

Comets are not the only celestial bodies with tails. Earth and Mercury also possess them, formed by different mechanisms.

A powerful solar storm is set to bring the Northern Lights to lower latitudes on December 9th. Skywatchers across many US ...

Known as one of the brightest and most reliable celestial events of the year, the Geminids meteor shower will peak on Dec. 13 ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

The longest solar eclipse in a century will darken skies in 2027. Where will it be visible, how long will it last, and why is ...

An idea about the sun’s magnetic field called the terminator model could help predict dangerous space weather more accurately ...

An odd star brightened for more than 70 days in 5 B.C.E., according to a Chinese text. The object may have been a comet that ...