While the term “Black Moon” is not officially recognized in the field of astronomy, it is akin to the more familiar “Blue Moon,” which describes the occurrence of two full moons in one month.

Seven planets will line up for a rare "planetary parade" today (Feb. 28) and you can watch it live online, beginning at 12:00 p.m. ET (1700 GMT).

Comet C/2023 A3 (Tsuchinshan-ATLAS) is still visible in the night sky, and you can watch it live today thanks to a free livestream. Comet Tsuchinshan-ATLAS is growing dimmer as it speeds away from ...

Some stars may transform into black holes without exploding into supernovae. Now, astronomers have finally spotted it as it happened. When you purchase through links on our site, we may earn an ...