NASA's Roman Space Telescope will soon map our Milky Way galaxy in infrared. This mission will reveal billions of stars and hidden galactic structures ...

New Chandra X-ray study finds many dwarf galaxies may not host central massive black holes, challenging long-held assumptions about galaxy formation and black hole origins ...

For the first time, NASA Chandra X-ray telescope has been used to discover a pair of black holes in dwarf galaxies that are ...

A captivating new image captured by the Hubble Space Telescope reveals fascinating details about a rare galaxy,Markarian 178 ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

First-day-of-issue dates and locations through March 2026 also revealedWASHINGTON, Dec. 12, 2025 /PRNewswire/ -- The U.S.

NASA’s Chandra Observatory has produced vivid, energy-segmented X-ray maps of galaxy clusters, revealing shock waves, cooling ...

Astronomers are learning more about the origins of supermassive black holes after new data is revealed from a 20-year-long ...

NASA’s Chandra telescope uses a new X-arithmetic method to compare X-ray energies and show how supermassive black holes shape galaxy clusters and galaxy groups, revealing differences in gas movement a ...

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

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 ...

Most smaller galaxies may not have supermassive black holes in their centers, according to a recent study using NASA's Chandra X-ray Observatory. This contrasts with the common idea that nearly every ...