NASA's Chandra X-ray Observatory has detected the first known 'little red dot' galaxy emitting X-rays, located about 11.8 billion light-years away. This rare find may represent a transitional phase ...

Ever since JWST first began peering out at the early Universe a few years ago, astronomers have been spotting strange "little ...

Gamma Cas consists of a Be-type star surrounded by a disk of material; some of this material flows toward the companion; a second disk forms around the companion, and the material eventually flows ...