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 ...

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 ...

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

Sculptor—officially labeled NGC 253—is considered a starburst galaxy, one heavy with stellar action. It's located 11 million light-years away in the Southern Hemisphere's constellation Sculptor, and ...

Galaxies have an overall internal motion called disk velocity. It’s how gas, dust, and stars move around the galactic center.

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

Astronomers have used the Atacama Large Millimeter/submillimeter Array (ALMA) to peer into the early universe and uncover the ...