I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

The Bernardinelli-Bernstein comet, located in the Oort Cloud, was observed by the ALMA to record the first evidence of active ...

The comet C/2023 A3 ... NASA map of Comet Tsuchinshan-ATLAS (C/2023 A3)'s path. The comet will reach its closest point to Earth on October 12, but may still disintegrate beforehand.

NASA astronaut Don Pettit, an accomplished astrophotographer (and inventor of the zero-G coffee cup), shared scenic views of Comet A3 via X on Sept. 22. The images show the bright comet against a ...

The last time the comet passed by Earth was 50,000 years ago, according to NASA. The comet will be close to Mars roughly a week later, according to astronomy charts. Report a correction or typo.