We have not one but two new theories for you about the solar system’s long-theorized and mysterious Planet Nine: Does the solar system have a big, dark ninth planet drifting … Read more
A black hole in a galaxy not far from Earth gobbled up a star like it was a big, exploding noodle, and astronomers got a front-row seat to the action. … Read more
The information locked inside black holes could be detected by feeling their ‘hair,’ new research suggests. Black holes are celestial objects with such massive gravity that not even light can … Read more
Astronomers think they might be able to detect black holes falling into wormholes using ripples in spacetime known as gravitational waves, but only if wormholes actually exist and such a … Read more
A signal from space first detected Aug. 14, 2019, may have come from a mystery object. And it might force physicists to rip up an old idea about black holes … Read more
Streams of gas fall to their dooms, plunging into black holes, locked away from the universe forever. In their final moments, these gassy shreds send out one last flare of … Read more
A newfound black hole may be the closest black hole to Earth, and you can spot its cosmic home in the night sky without a telescope. The black hole, which … Read more
Do supermassive black holes have friends? The nature of galaxy formation suggests that the answer is yes, and in fact, pairs of supermassive black holes should be common in the … Read more
A gigantic stellar black hole 15,000 light-years from Earth is twice as massive as what researchers thought was possible in our own galaxy. The black hole is 70 times more … Read more
Supermassive black holes at the hearts of galaxies may be blasting hot, turbulent waves of gas through the cosmos, keeping galaxy clusters alive with their heat. And for the first … Read more