"This was many times more energetic than any similar event and more than any known explosion powered by the collapse of a ...

Space scientists have released jaw-dropping scenes capturing a star’s violent death — recorded over more than two and a half decades.

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

They're called ghost particles for a reason. They're everywhere—trillions of them constantly stream through everything: our ...

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

Astronomers have revealed a new type of cosmic object called Cloud-9 — a dim, starless gas cloud anchored by a massive dark ...

New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams ...

A new video provides a front-row seat to a cosmic drama that has been playing out for centuries. Since 1604, when astronomers ...

A black hole has shredded a massive star like it was "preparing a snack for lunch," according to a team of scientists at the ...

Perseverance rover found a rock on Mars named Phippsaksla with so much iron and nickel that it could be a meteorite.

The expansion of Kepler's Supernova Remnant over the past 25 years is summed up in 40 seconds in a new video released by NASA ...

A record-bright LFBOT exposes violent encounters between black holes and stars, helping astronomers understand extreme black ...