A blast of X-rays was seen coming from within the Large Magellanic Cloud (LMC), a galaxy that orbits the Milky Way.

"Have you ever flipped through old photo albums and suddenly found something fascinating hidden in the background of a ...

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

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

Scientists have seen a powerful explosion from a mysterious, unknown object in space. Researchers do not know where the ...

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

NASA’s Chandra X-ray Observatory released 25 new images. Since Chandra’s launch on July 23, 1999 it discovers exotic new phenomena and examines old mysteries of our universe.

NASA’s James Webb Telescope faces a 20% budget cut, risking its groundbreaking discoveries. Hubble and Chandra also face cuts ...

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

Space scientists have unveiled a cosmic bouquet in time for Valentine's Day. The new image includes data from several ...

A stunning Valentine's view of a nebula contains hidden depths of starbirth and the violent deaths of massive stars.

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