A startling photo from NASA has revealed something climate scientists didn't think was possible in one of the world's most ...

The stellar companion may help explain why the brightness of Betelgeuse, the red supergiant, is open to so much variation.

For over a hundred years, astronomers have puzzled over strange changes in the brightness and motion of Betelgeuse, the ...

Scientists have discovered that Earth could have at least six minimoons that we never knew existed. A minimoon is a small ...

The future of at least one of the U.S. LIGO observatories is in jeopardy as deep cuts to science programs are proposed by the ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System – only the third ...

Third-ever confirmed visitor, dubbed 3I/Atlas and hurtling at 60 kilometers per second after likely being formed in distant ...

The U.S. once controlled the market on rare earth elements, sought after for a range of technologies. But in the last few ...

The LIGO Hanford Observatory near the Tri-Cities and its twin in Louisiana detected ripples of time and space passing through Earth from the most massive collision of black holes ever observed, a ...

The team hopes its research creates a sense of urgency.

When a mysterious space vessel crash-lands on Earth, a young woman and a ragtag group of tactical soldiers make a fateful discovery.

Scientists have issued a concerning update on a mystery interstellar object travelling through our solar system.