When neutron stars collide, they create a powerful gravitational-wave signal, with the post-merger remnant ringing like a ...

Traditional black holes, as predicted by Albert Einstein's theory of General Relativity, contain what are known as singularities, i.e. points where the laws of physics break down. Identifying how ...

For the first time, NASA Chandra X-ray telescope has been used to discover a pair of black holes in dwarf galaxies that are ...

Binary black holes, systems consisting of two black holes in close orbit around each other, synchronize their spins before ...

Astronomers have found a supermassive black hole in the Large Magellanic Cloud. This black hole is 600,000 times the mass of ...

Once the two galaxies are merged, the supermassive hole in the Large Magellanic Cloud – if black hole there is – will make its way to the galactic center, where it will eventually, after many more ...

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

Astronomers are trying to understand a mysterious cosmic explosion that the Einstein Probe spacecraft spotted in April last year.

WASHINGTON — A somber mood fell over the DMV on Thursday after an American Airlines jet and Army Black Hawk helicopter ... seven people were killed in the collision, 64 aboard the plane and ...

What stood out to Rainen was that the military’s Black Hawk helicopter was at the altitude of American Airlines flight 5342 ...

The Army on Saturday identified a pilot who was among three soldiers who died when their Black Hawk helicopter collided with a passenger airplane over Washington, D.C., this week, after the ...