The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the satellites we use for navigation, communication and Earth observation every ...

Black holes like the one shown in this illustration can grow astonishingly massive by feeding on immense amounts of matter. But just how big can they get? In the early 1960s astronomers discovered a ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

What does the M87 black hole in 'Interstellar' actually look like in reality? Recently, while rewatching 'Interstellar', I ...

In this instance, two enormous black holes – 100 and 140 times the mass of Earth's sun – collided. The result? A black hole the size of a whopping 240 suns. Black holes this massive shouldn't be ...

Since the 1970s, astronomers have predicted that Sagittarius A*, the supermassive black hole at the centre of the Milky Way, ...

Scientists detect the strongest gravitational wave ever, supporting Einstein’s relativity and Hawking’s black hole area law ...

Researchers believe the 'ultramassive' black hole is big enough to be the largest of its kind ever detected. Black holes are regions of space where the pull of gravity is so intense that even light ...

A proposed interstellar mission envisions sending a gram-scale nanocraft, propelled by a laser-driven lightsail to a nearby black hole, achieving approximately one-third the speed of light. Upon ...

Scientists have recently traced enigmatic “heartbeat” signals to a black hole located 1,000 light-years from Earth. These rhythmic emissions, reminiscent of a cosmic heartbeat, offer intriguing ...

Lucia McCallum does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...