People sometimes ask what would happen if the Sun suddenly exploded, often after seeing a dramatic film or picture online. It ...

Some of the most coveted metals on the planet are not just expensive, they are almost unimaginably scarce in Earth's crust ...

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have uncovered direct evidence that the red supergiant Betelgeuse is being shaped by a small, long-suspected companion star. Using ...

Kepler's supernova remnant is extremely exciting for astronomers – a rare example of a supernova for which we have a clear ...

Decades in the making, NASA's X-ray timelapse shows a stellar explosion expanding into space at up to 2% the speed of light.

It's the last clearly observed supernova in the Milky Way, Gassel said.

In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely ...

The blast may have been a kilonova — a type of neutron star merger — in the wake of a more traditional supernova.

According to the study, a group of seven galaxy frogs vanished, all likely to be dead, after multiple photographers descended ...

Black holes are not cosmic vacuum cleaners, but they are among the universe’s most extreme objects - born from collapsing ...