Decades in the making, NASA's X-ray timelapse shows a stellar explosion expanding into space at up to 2% the speed of light.

The team found the strange readings when they analyzed observations by the Atacama Large Millimeter/submillimeter Array (ALMA ...

JWST peered at the glowing trail of stars left behind by a candidate runaway supermassive black hole deep in space, revealing ...

For over a decade, the NASA telescope has captured various beautiful pictures of space. These pictures show us various ...

Deep space has just delivered a cosmic riddle that refuses to fit any familiar category. Astronomers using some of the most ...

Measuring the energy of hot gas within a remote group of galaxies reinforces the importance of giant black holes in forming ...

Astronomers have revealed a new type of cosmic object called Cloud-9 — a dim, starless gas cloud anchored by a massive dark ...

NASA’s Hubble finds Cloud‑9, a starless gas cloud dominated by dark matter. The first confirmed “failed galaxy” reveals ...

An object spotted in deep space is the strongest candidate yet for a galaxy arrested during early development.

"We're going to do it in three years, and we're going to do it for a ridiculously low price," Pete Klupar, executive director ...

A new composite image reveals the “Champagne Cluster” as two massive galaxy clusters caught in a rare, violent collision.

Using the Hubble Space Telescope, astronomers have discovered a new type of cosmic object, a cloud of dark matter and gas ...