A faint, tiny flash of red light glimpsed at the Cosmic Dawn more than 13 billion years ago has smashed the record for the ...

When a massive star dies, astronomers expect a familiar chemical script: hydrogen and helium on the outside, heavier elements ...

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

The light of the oldest supernova ever seen, dating back 13 billion years to just 730 million years after the Big Bang, has ...

The JetBlue flight was headed from Cancun to Newark on Oct. 30, when it fell out of the sky for no apparent reason in a ...

A research team in Japan has created a groundbreaking Milky Way simulation that follows more than 100 billion stars with a level of detail that was once thought impossible.

XRISM’s high-precision X-ray data revealed unusually strong signatures of chlorine and potassium inside the Cassiopeia A supernova remnant. These levels are far higher than theoretical models ...

A stream of high-energy particles from a distant supernova explosion may have caused a packed passenger jet to suddenly lose ...

Astronomers find an explanation for the fastest stars in the galaxy while uncovering a new mechanism for a supernova explosion. Credit: Technion illustration Astronomers call a special kind of ...

Astronomers from Texas have witnessed the moment a star's surface is torn apart by a supernova, becoming oblong in the process and producing more light than the entire galaxy for an instant.

"Our scenario describes all the evolutionary phases of the supernova with great precision." An investigation of a cosmic explosion that marked the violent death of a massive star has called into ...