Researchers stitched together hundreds of images from the Very Large Telescope to form a breathtaking photo of a nearby ...

Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.

The annual competition for professional and amateur astrophotographers released its shortlisted images, which capture the ...

A massive, spacetime-warping cluster of galaxies is the setting of today's NASA/ESA Hubble Space Telescope image. The galaxy ...

Stars don't form out of nothing, but tracking the gas and dust that do eventually form stars is hard. They float around the ...

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

The mighty James Webb and Hubble space telescopes united to reveal stars being born inside the Small Magellanic Cloud, which ...

But in the past two decades, new types of black holes have been seen and astronomers are beginning to understand how they ...

Quasar 0957+561, the first known gravitationally lensed quasar, lies near NGC 3079 in Ursa Major. Here's how to find and ...

Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...

Back in 2010, scientists spotted something shocking: a pair of gigantic, glowing lobes of gas bursting from the Milky Way’s ...

A giant gas planet comparable in size to Saturn exists around a small red dwarf star. The discovery is beyond the scope of ...