If you're planning to gaze at the night sky in the upcoming year, be sure to mark these dates in your calendar.

In the run up to Christmas, carols fill the air. Many have an astronomical twist, singing of the “Christmas Star” from the ...

Ever looked up at the night sky and felt something stir inside? Like we’re part of something way bigger than our daily ...

Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has natural origins.

Explore the mystery of Interstellar Comet 3I/ATLAS as it nears Earth. Learn why this 33-billion-ton object with a bizarre ...

Comet 3I/ATLAS, a 33-billion-ton object that's older than our solar system, will make its closest approach to Earth on Friday. Scientists are ...

The comet originated from outside our solar system and poses no danger to our planet. NASA officials have rejected theories that the object could be an alien spaceship. While not visible to the naked ...

3I/Atlas, a rare interstellar object that had some astronomers wondering whether it's a spacecraft, will soon reach its nearest point to the sun and Earth. The interstellar comet will come within ...

CAPE CANAVERAL, Fla. (AP) — A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as ...

AUSTIN (KXAN) — We’re just days away from the arrival of a comet from outside of our solar system. On December 19, 3I/ATLAS will make its closest approach to Earth after months of travel. This is the ...