A picturesque galaxy 40 million light-years away, NGC 5530 dazzles with its patchy spiral arms in the constellation Lupus.

A type Ia supernova occurs when a white dwarf draws hydrogen from a companion. But Sirius A and B are too widely separated ...

As the great detective said, "When you have eliminated the impossible, whatever remains, however improbable, must be the ...

The imminent explosion of T Coronae Borealis is expected to create a temporary 'new star' in the night sky this week ...

The explosion released elements heavier than iron—like gold and platinum—through a process known as rapid neutron capture ...

The Hubble Space Telescope captured an image of a star and a spiral galaxy, both in the constellation Virgo. But the photo is ...

Mining data from NASA's Chandra X-ray Observatory, the team of astronomers studied the relics that one star left behind after ...

When it does take place, the outburst will be brief but it will appear as a new star in the sky for a little less than a week ...

NGC 4536 is a starburst galaxy with rapid star formation due to gas compression. Its bar-like structure channels gas toward ...

Researchers conducted the first-ever near-infrared analysis of an extragalactic recurrent nova and found it is one of the ...