Apophis will make a rare close flyby of Earth in 2029 as scientists study its effects and analyse new findings on ...

Astronomers have ruled out alien origins for interstellar visitor 3I/ATLAS, confirming it's a natural comet—not an ...

Scientists have simulated what happens when a solar system pushes the limits of gravity and stability — and the results ...

At the center of a galaxy 10 billion light-years away, a supermassive black hole is the new record holder for brightest flare ...

Researchers are uncovering the origins of cosmic rays, linking them to mysterious cosmic accelerators called PeVatrons New research from astrophysicists at Michigan State University may bring scientis ...

Scientists say 3I/Atlas came closest to Mars in October. Its path this month put it in the path of the warm rays of our sun, where a tail became more visible. The 3.5-mile solar object is traveling at ...

The interstellar comet has reappeared after months hidden behind the sun, offering astronomers fresh clues about how comets ...

A University of Iowa researcher has been awarded funding from NASA to create an interstellar map that could lead to more accurate observations of planets located outside our solar system — known as ...

Astronomers first documented a CME in 1859, in conjunction with the widespread energy grid disruptions that later became known as the Carrington Event. Since then, every observed CME has traced back ...

If an antimatter meteor came into our solar system, we’d definitely know about it, says one reader, especially if it hit the ...

A stunning new image of interstellar comet 3I/ATLAS (C/2025 N1 ATLAS) reveals the cosmic visitor's ion tail has grown ...