New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

In summer, we face toward the Milky Way's hub in the Teapot constellation, home to the galaxy's supermassive black hole.

The sight of the Milky Way stretching across the night sky is iconic, but some places offer a better view of it than others. These locations are among the best.

A recently discovered interstellar object, 3I/ATLAS, could potentially be the oldest comet ever observed, predating our solar ...

The constellation Lyra is faint, but it contains Vega, one of the brightest stars in our night sky. As soon as it gets dark ...

Behold! The 2025 ZWO Astronomy Photographer of the Year Awards shortlist has been released, showcasing a spectacular array of astrophotography images ranging from solar prominences and auroras to ...

Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...

A curious face in the cosmos has captured attention of astronomers. Dubbed the "Cosmic Owl," this celestial sight features ...

A newly discovered object from deep space may be the oldest comet ever observed—possibly more than 7 billion years old, and ...