It's possibly as big as Manhattan, likely older than our own solar system, and it's traveling through space at speeds of up ...

A spectacular solar feature has been caught in action by the Solar Orbiter mission. On March 17, 2025, the spacecraft ...

New photos show that the recently discovered comet C/2025 K1 (ATLAS) developed a surprising golden glow after reaching its ...

Astronomers have revealed that the real center of our solar system isn't the sun. Gravity is playing a part in everything. The barycenter is the center.

First up, just pointing a rocket at the Sun and blasting as hard as you can would result in a wild miss. The main problem you ...

Comet 3I/ATLAS recently emerged from behind the glare of the sun to become visible to ground-based telescopes.

The object, estimated to be the size of a city block, is only the third known interstellar visitor to our solar system since ...

Interstellar comet 3I/ATLAS is losing an insane amount of mass after making its closest pass of the sun last month — a ...

New footage shows comet C/2025 K1 Atlas splitting into three pieces after coming close to the sun, giving astronomers fresh ...

Astronomers say they spotted signs of a giant explosion releasing from a star beyond our solar system, one powerful enough to destroy a planet’s atmosphere.

A newly discovered cluster of objects called the “inner kernel” of the Kuiper belt could teach us about the early history of ...

Astronomers using the European Space Agency's XMM-Newton space observatory and the LOFAR telescope have definitively spotted ...