Rather than relying on a cheek swab or a little blood, however, these cosmic DNA tests utilize tiny ripples in the fabric of spacetime called gravitational waves, first proposed by Albert Einstein 110 ...

Sgr A*, at the heart of the Milky Way and clocking in at 4.3 million solar masses, is the closest supermassive black hole we have access to. It's also on the quiescent end of the activity scale, which ...

Black holes that have been obscured by clouds of dust still emit infrared light, enabling astronomers to spot them for the ...

Astronomers detected X-ray flashes from the black hole that increased in frequency from one every 18 minutes to one every ...

MIT astronomers have been captivated by the strange behaviors of a supermassive black located 270 million light-years away, ...

An artist's conception of a black hole's corona, which are the pale swirls above and below the black hole. Credit: NASA / Aurore Simonnet (Sonoma State Univ.) A strange black hole is making ...

The black hole, with an official name of 1ES 1927+654, is located in the distant constellation Draco. Astronomers have been monitoring the black hole for years, primarily since 2018 when the mass ...

Hours before Jan. 19, after the Supreme Court upheld a law that would require TikTok be sold to a U.S.-held company in order ...

Strange vibrations emanating from a supermassive black hole appear to be growing more frequent and they could be caused by a white dwarf star orbiting perilously close to its event horizon.

Space.com was on duty all year to bring you the major developments in the science of the universe's most fascinating entities: black holes. Our fascination with black holes is pretty ...

The dense stellar remnant would, if confirmed, be the closest known object to any black hole, according to preliminary research Sara Hashemi Correspondent An artist’s concept of a white dwarf ...