The X‑arithmetic technique offers a powerful new way to map the physics of other galactic structures across the universe and ...

NASA's Chandra X-ray Observatory has revealed stunning cosmic structures within galaxy clusters, like bubbles and waves, formed by superheated gas and ...

Most smaller galaxies may not have supermassive black holes in their centers, according to a recent study using NASA's ...

The Hubble Space Telescope has turned its sharp eye toward a ghostly swirl of stars and gas known as the "Lost Galaxy," given ...

The space agency said supernovas typically brighten rapidly over a period of several weeks before they slowly start to dim. This example, however, took months to ...

NASA Goddard Space Flight Center runs down the best-known Black Holes in the Milky Way galaxy and the Large Magellanic Cloud.

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

The Watsonville High School senior was matched through QuestBridge to attend an Ivy League school with tuition, housing, ...

Using the XRISM space telescope, scientists spotted faint emissions of the elements in remnants of the Cassiopeia A supernova ...

He cited the astronomical gaffe in January, when The Minor Planet Center in Cambridge, Mass., announced the discovery of an ...

A stronomers using the JWST have traced the source of a long-duration gamma-ray burst back to a supernova that exploded ...

Located 446 light-years from Earth, this planet, dubbed 'HD 143811 b', orbits a 'binary system' where two stars swirl around ...