The Hubble Space Telescope has imaged a "200,000 light-year-long trail of newborn stars" that may have been left behind by a ...

The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

New details have been discovered about M87*, the first black hole ever photographed, revealing its plasma, its brightness and ...

Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.

Recently, astronomers focused on a galaxy 270 million light years away, which hosts a supermassive black hole known as 1ES 1927+654. The black hole, researchers have now observed, has been ...

Even more surprisingly, the black hole that powers the quasar from which this jet erupts, designated J1601+3102, is relatively small. (For a quasar-powering supermassive black hole, that is.

Rapid X-ray oscillations detected near the innermost orbit of a supermassive black hole could indicate the presence of a nearby orbiter such as a white dwarf ...

Some fast-moving stars within the Milky Way have been traced back to the Large Magellanic Cloud (LMC). In a preprint paper ...

Enjoy a free stargazing lecture followed by a Q&A panel and guided stargazing with telescopes (weather permitting). By ...