New research is shedding light on what researchers call "lite" intermediate-mass black holes, which are smaller, but still ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

It's only the third time that experts have spotted an object in the Milky Way that's come from a different solar system. Find ...

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

The decade-long wait for U.K. astronomers ends as the NSF–DOE Vera C. Rubin Observatory reveals dazzling first images.

"We have discovered a galaxy that has been 'perfectly preserved' for billions of years, a true archaeological find that tells ...

"Each new detection brings us closer to understanding the origins of complex organic chemistry in the universe — and perhaps, ...

New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

Astronomers capture first image of a white dwarf exploding twice in space Rare double-detonation seen in supernova remnant ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.