When a star dies in a massive explosion, it leaves behind a supernova remnant - an expanding cloud of gas and dust that tells the story of its violent end. Thanks to Hubble’s breathtaking 4K images, ...

Boeing, now more than $2 billion in the hole to pay for all Starliner's delays, is still more than a year away from executing ...

Macquarie University astronomers have tracked an extreme planet's orbital decay, confirming it is spiraling toward its star in a cosmic death dance that could end in three possible ways.

For the first time, astronomers have spotted a star that exploded not once, but twice. A new image of a roughly 300-year-old supernova provides visual evidence that some dying stars undergo a double ...