White holes are the hypothetical opposite of black holes. While black holes suck in everything, including light, white holes are theorized to do the exact opposite—nothing can enter, and they ...

Two telescopes have spotted the closest pair of supermassive black holes to date. The duo, only about 300 light-years apart, were observed in different wavelengths of light using NASA’s Chandra X-ray ...

What’s on the other side of a black hole? That’s one of the biggest mysteries in space science! Black holes are super strong gravity pits, so once anything crosses the "event horizon" (their point of ...

Among the many concepts for human interstellar travel, one of the more provocative is an offspring of Einstein’s theories, the bright twin of the black hole, the white hole. The existence of black ...

A new technique to help astronomers find and identify 'bright' black holes has been developed by researchers from the University of Western Australia (UWA) node of the International Centre for Radio ...

"It's like looking for candlelight in close vicinity to a flashlight that's blazing toward us." Astronomers have discovered extraordinarily powerful X-ray jets blasting from two supermassive black ...