A black hole 30 million times the mass of the sun has produced winds one-fifth the speed of light, stunning scientists.

X-ray space telescopes caught a supermassive blackhole flinging matter into space at a fifth of the speed of light ...

But the supermassive black hole lurking at the core of NGC 3783 is 30 million times the mass of our humble sun, and the ...

A supermassive black hole has astonished astronomers after it was observed blasting out powerful winds raging at roughly one-fifth the speed of light. Two X-ray observatories, the European Space ...

NORFOLK, Va. — A light year is exactly what it sounds like: the distance light travels in one year. If you need to get somewhere quick, you'd want to jump on this train because light travels through ...

For centuries, scientists have tried to measure the speed of light directly and failed every single time. Light moves so fast ...

Space — the final frontier. These are the words that introduce every episode of classic "Star Trek," the show that essentially popularized the concept of traveling the stars at the speed of light – or ...