The White House bid to terminate NASA’s fantastical flights of exploration “across the solar system” threatens to explode ...

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar ...

A recent study indicates a small chance that Earth could be ejected from our solar system due to passing stars. Simulations ...

The monsterous 85-mile-wide comet C/2014 UN271 isn't just the largest icy rock in the Oort Cloud, it's the second most ...

NASA captured an image of the sun emitting a powerful solar flare that could interfere with technology on Earth.

June 3, 2025 — Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this ...

In the latest shutdown, the cosmic ray subsystem experiment on Voyager 1 and Voyager 2’s low-energy charged particle ...

Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory ...