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

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

What we know of the birth of a black hole has traditionally aligned with our perception of black holes themselves: dark, ...

What we know of the birth of a black hole has traditionally aligned with our perception of black holes themselves: dark, mysterious ...

What we know of the birth of a black hole has traditionally aligned with our perception of black holes themselves: dark, ...

Astronomers have created a detailed forecast of where they expect to observe future stellar explosions in a nearby galaxy, ...

NASA’s Chandra Observatory reveals a 25-year time-lapse of Kepler’s Supernova Remnant. Glowing debris expands at different ...

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have uncovered direct evidence that the red supergiant ...

Caltech astronomer Mansi Kasliwal and her colleagues were not expecting to chase a mystery that blurred the line between a supernova and a kilonova. Yet that is where the evidence has led after an ...

Scientists have solved one of the universe's great mysteries, as they reveal the identity of the 'little red dots' in deep ...

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

Across the sky, brief and violent flashes of energy are arriving from far beyond the Milky Way, each one lasting less than ...