The James Webb Space Telescope has captured an amazing view of interacting galaxies Arp 142. Arp 142 consists of a distorted ...

On Dec. 15, 1612, the Andromeda galaxy was seen through a telescope for the first time by a German astronomer named Simon Marius. [‘On This Day in Space’ Video Series on Space.com] The Andromeda ...

The Hubble Space Telescope has turned its sharp eye toward a ghostly swirl of stars and gas known as the "Lost Galaxy," given ...

This NASA/ESA Hubble Space Telescope image features a glittering blue dwarf galaxy called Markarian 178 (Mrk 178). The galaxy ...

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

James Webb Space Telescope confirms the first runaway supermassive black hole in the Cosmic Owl galaxy, observing its tail and bow shock, providing direct evidence of black hole ejection during galaxy ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

A sudden X-ray flare from a supermassive black hole in galaxy NGC 3783 sparks ultra-fast winds, offering new clues about ...

If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.

The best JWST images reveal galaxies, nebulae, and cosmic structures in stunning infrared clarity. These James Webb photos ...

A multinational research collaboration led by the University of Oxford has pinpointed an immense, extraordinarily thin band ...

From your place inside the Milky Way, you are living within a galaxy that keeps a detailed chemical diary. Every star holds ...