Preorders are live at select retailers for the Masters of the Universe: Revelation/Revolution Blu-ray steelbook, which is set ...

Astronomers have mapped out half the universe in X-ray light, using a space telescope called eROSITA. The new map, which contains almost a million X-ray sources, is the basis of dozens of new ...

A new kind of stellar explosion provides a novel way to probe the distant universe, according to new results published today in Nature Astronomy. NASA's Hubble Space Telescope and NASA's Chandra X-ray ...

Space is a really big place. In fact, our universe is more massive and expansive than we can probably ever fully understand. To give us a taste of just how big everything is, the scientists using the ...

UPDATE: XRISM will now launch WEDNESDAY, SEPTEMBER 6, at 7:42 P.M. EDT (23:42 UTC). The August 28 launch was scrubbed due to inclement weather. All dates and times in the article have been updated to ...

The newly identified quasar, observed 13.7 billion light-years away by the James Webb Space Telescope and Chandra X-ray Observatory, could be an example of a heavy black hole "seed" in the early ...

Add Yahoo as a preferred source to see more of our stories on Google. The Crab Nebula, the result of a bright supernova explosion witnessed by astronomers in 1054 A.D. Chandra sees the rings around ...

Newly released images from NASA's Chandra X-ray telescope take viewers on a road trip through the universe, offering spectacular sights of various cosmic attractions. When you purchase through links ...

NASA’s next observatory is about the size of a refrigerator, but it is expected to uncover some of the most powerful structures in the universe. The Nuclear Spectroscopic Telescope Array (NuSTAR) is ...