A long-tailed comet named C/2025 R2 (SWAN) was first spotted near the sun on 12 September. NASA’s Solar Dynamics Observatory ...

This year, the October sky could offer a rare spectacle: two comets are expected to become visible simultaneously. The first, discovered recently, follows an extremely long orbit. The ...

A comet explosion may explain mass extinctions 13,000 years ago, linking the Clovis people's vanishing and mammoth die-off to ...

Lunar minerals generate the rust mineral hematite when bombarded with high-energy oxygen particles, experiments show.

A decades-long scientific debate over the origins of the Silverpit Crater in the southern North Sea has been resolved. New evidence confirms that it was caused by an asteroid or comet impact about ...