NASA has discovered a mysterious interstellar comet entering our solar system. Learn what this strange visitor is and how scientists are tracking it now.

But an international team of astronomers have detected the unmistakable signature of a gas giant planet orbiting the ...

The Gemini South telescope in Chile has been used by astronomers to detect a planet being devoured by its dying host star, a ...

Astronomers are monitoring an object headed our way that may have wandered over from another star system. Scientists have ...

Scientists say the Universe has no edge, but that doesn't mean it's infinite. A Manchester astrophysicist explains what we ...

New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

Astronomers from the University of Turku have detected quasi-periodic oscillations in an X-ray binary, XTE J0111.2−7317, ...

New research is shedding light on what researchers call "lite" intermediate-mass black holes, which are smaller, but still ...

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...

In a new study published in the journal Nature Astronomy, scientists say mineral-rich layers of clay on Mars were once ideal ...

Chile's Vera C. Rubin Observatory, which boasts the world's largest digital camera, has begun displaying its first images of ...