There are currently two kinds of black holes that scientists know ... about the diameter of the sun, he added. Around the sun, the orbits that planets travel can come only so close together ...

Harvard astronomer Avi Loeb discusses the hypothetical use of highly energetic events as a way to produce "gravitational-wave ...

Using a neural network trained with simulations of supermassive black holes, astronomers have found that the one at the ...

Black holes are a particularly unusual astronomical ... you would have to leave the surface traveling around 11 kilometers per second. To escape the pull of the sun is a much more difficult ...

A team of astronomers has suggested that primordial black holes ... around the path it was taking before the flyby," the authors told Live Science. As a result, the measured distance between the ...

A disk of hot gas swirls around a black hole in this illustration. The stream of gas stretching to the right is what remains of a star that was pulled apart by the black hole. A cloud of hot ...

Conversely, the hands of distant clocks observed from near the black hole just whirl around and around ... sweeps outward and barbecues any planets in its path before contracting into the white ...

There could be planets around the supermassive black hole at the heart of our galaxy – and we may be ready to find them, scientists say. That hope comes after researchers found the first ever ...