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 ...

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

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

Astronomers found a young galaxy cluster with unexpectedly hot gas, suggesting cosmic structures formed faster than once ...

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

Vast cosmic landscapes offer a breathtaking glimpse into the mysterious and awe-inspiring depths of the silent, infinite ...

Astronomers discovered nine unusual objects in space that look like stars but behave like galaxies - challenging what we know ...

Relaxing visuals from outer galaxies to calm your mind and spark cosmic wonder with this youtube short. #space #deepuniverse ...

Over its planned two-year mission, the $488 million telescope will scan the entire night sky every six months and collect ...

Only a small fraction of the observable universe is comprised of visible matter. Current data suggests all galaxies are ...

One may easily regard oneself as no more than a speck compared to the universe. Thirteen and eight-tenths billion years after ...