A superbright Mars is currently visible alongside Regulus, the "Heart of the Lion" star located around 79 light-years from Earth.

This type of explosion is known as a classical nova, which occurs in a binary star system when a white dwarf pulls in gas ...

CAPE CANAVERAL, Fla. — A galactic photo shoot has captured more than 3 billion stars and galaxies in one of the biggest sky surveys ever.

The new Milky Way dataset contains a staggering 3.32 billion celestial objects. Here, a low-resolution image of the data, right, is overlaid on an image showing the full sky.

CAPE CANAVERAL, Fla. (AP) — A galactic photo shoot has captured more than 3 billion stars and galaxies in one of the biggest sky surveys ever. A dark-energy camera on a telescope in Chile made ...

Any night now, a "new star" or nova will appear in the night sky. While it won't set the sky ablaze, it's a special opportunity to see a rare event that's usually difficult to predict in advance.