This annual showcase highlights some of the world's best space photography, with winners, runners-up, and highly commended ...

In the vast universe, a grand event spanning billions of years is quietly brewing — the Milky Way and the Andromeda Galaxy ...

When the biggest geomagnetic storm in 20 years hit Earth in May 2024, photographer Kavan Chay was in Tumbledown Bay, New ...

These breathtaking photographs are the winning entries of the 2025 ZWO Astronomy Photographer of the Year Awards.

For astronomers studying dark matter, the Bullet Cluster is one of the greatest laboratories in the universe. Follow-up ...

The winners of the annual WO Astronomy Photographer of the Year competition have been announced. Check them out ...

Two colliding galaxies have been found to be reorganizing their dwarf satellites, potentially solving a major conundrum ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

When we look up at the night sky, most of us see stars, most of which are relatively close: less than 5,000 light-years from ...

In the vast universe, a grand event spanning billions of years is quietly brewing—the Milky Way and Andromeda galaxies will ...