Comet Tsuchinshan-ATLAS will sweep around the sun on Sept. 27 to make a brief foray into the morning sky. Will it be a bright ...

Halley’s Comet appears only once every 75 years, sparking excitement among both casual observers and astronomers. Learn what ...

A3 has been dubbed a potential “comet of the century” because it’s expected to grow a beautiful cometary tail that is visible ...

Comet Nishimura came into NASA's STEREO-A spacecraft's field of view. The solar wind was interacting with the tail of the ...

September will see the appearance of C/2023 A3, also known as Tsuchinshan–ATLAS, that has traveled for tens of thousands of ...

He said that it will be harder to see the comet’s tail the brighter light pollution is, and if you’re stuck in the city, find ...

ATLAS—also known as comet A3 and C/2023 A3—could become visible to the naked eye in late September and mid-October. Here's ...

While it may not be as spectacular as a “blood moon” partial lunar eclipses are still a sight to behold, and one is coming ...

What’s the difference between an asteroid and a comet? A comet is basically a dirty iceball composed of rock and ice.

Over recent days, deep-sky imaging of Pons-Brooks has revealed that the comet has a light blue tail and a green outer coma. However, the spiral of red gas around the coma is thought to be caused ...

“One day, from far, far away, a comet appeared. Its tail sparkled like a flame,” we read in prose translated from the Korean by Stine An. With the coming of the brilliant object, the star and ...