Albert Einstein’s theory of gravity, general relativity, is famously incomplete. As proven by physics Nobel laureate Roger ...

AT 2021hdr is a binary supermassive black hole (BSMBH) system in the center of a galaxy 1 billion light-years away, in the ...

Penrose also realised nature may hold a remedy for this fate – black holes. A defining feature of a black hole is its event ...

A defining feature of a black hole is its event horizon, a one-way membrane in space-time. Objects – including light – that cross the event horizon can never leave due to the black hole’s ...

Peculiar James Webb Space Telescope observations seem to show gargantuan black holes in the earliest moments ... all within an incredibly short amount of time. This unusual situation has spurred ...

Black holes are points in space that are so dense they create deep gravity sinks. Beyond a certain region, not even light can escape the powerful tug of a black hole's gravity. And anything that ...

X-rays from around the suspected black hole ionize this gas envelope, causing the material to emit X-rays itself. Breaking space news, the latest updates on rocket launches, skywatching events and ...