Using ESA's XMM-Newton satellite and NASA's Chandra X-ray observatory, astronomers have observed a young stellar object known ...

The Chandra X-ray Observatory captured imagery of a galaxy that "appears to have pulled in and assimilated all of its former ...

The "needle in the haystack" discovery of a powerful explosion from a mysterious unknown object outside our galaxy has ...

Scientists see powerful explosion from mysterious, unknown object in space - Bright flash had been hidden in old data, ...

A nebula that neighbors the Milky Way galaxy happens to be a powerhouse of forging stars, "a bouquet of thousands of stars in ...

Wolf 359’s extreme radiation and frequent X-ray flares make life-sustaining atmospheres on nearby planets highly unlikely, ...

The Tarantula Nebula, also known as 30 Doradus, is revealed in an unusual light in this exceptionally deep Chandra X-ray ...

Like its mythological namesake, the Phoenix Cluster burns with blisteringly hot gas, which cools to birth stars. The James ...

Supermassive black holes can fuel their own growth by cooling and recycling gas, creating a continuous cycle of feeding and ...

Supermassive black holes are seen as sources of wanton cosmic destruction, but there may be more to their powerful influence than first meets the eye.

Black holes can actively regulate the material they consume, using powerful jets of gas blasted into space, according to a ...