Astronomers who have debated why these globular icy objects look the way they do finally have an answer ...

These peculiar celestial 'snowmen' are found in the Kuiper Belt, a vast expanse beyond Neptune, which is filled with icy remnants dating back to the solar system's formation. The region lies beyond ...

Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new Johns Hopkins University study finds. The work demonstrates that a certain ...

Estimating a mass for a potentially hazardous asteroid (PHA) is perhaps the single most important thing to understand about ...

NASA’s Lucy spacecraft flew by asteroid Dinkinesh and made a surprising discovery, a close binary! Preliminary statistics ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

Two landers manufactured by Firefly Aerospace and Intuitive Machines were briefly on the moon at the same time in March 2025.

The dinosaurs were wiped out by an asteroid, but does that mean we risk suffering the same fate - and should you be worried about the possibility? Leah Crane sets the matter straight ...

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's observations.

Interstellar comet 3I/ATLAS has steadily been making its exit ever since it had a rendezvous at the end of October with the sun.

China’s Tianwen-2 probe operating normally on approach to asteroid China’s Tianwen-2 spacecraft is operating normally on its way to a near-Earth asteroid ahead of sampling later this year, according ...

NASA will roll its Artemis 2 moon rocket off the launch pad on Wednesday (Feb. 25) to deal with a glitch, and you can watch the long trek live.