Dark matter makes up 85% of the universe, but researchers, including Vera Rubin herself, historically have had a hard time ...

Astronomers have shared a jaw-dropping view of what galaxies looked like in the early Universe. A study has peered back to ...

Newly Discovered 'Jellyfish Galaxy' Stunned Astronomers and Could Reveal a Chapter of Galactic Evolution Data from the James ...

Particular stars called Cepheid variables allow astronomers to determine distance, and Hubble spotted one of these within M31 ...

Only a few dozen of these short-lived binaries exist in the galaxy at a time, making the serendipitous find extremely ...

A top a mountain in Chile, where the days are dry and nights are clear, a team of scientists and engineers is preparing for ...

Galaxies, including the Milky Way, grow from thick, turbulent disks into layered structures. JWST’s images show this process ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

Is it possible to understand the Universe without understanding the largest structures that reside in it? In principle, not ...

We are entering a new era of cosmic exploration. The new Vera C Rubin Observatory in Chile will transform astronomy with its ...

Unusually fast-moving gas clouds near a nearby galaxy suggest they may have come from outside the galaxy. Scientists have ...

Planetariums were a hit with the public. Within decades, they had spread around the world – the first planetarium in the ...