David Rankin of the Catalina Sky Survey in Arizona spends nights scanning the solar system for potentially catastrophic space ...

A quiet hillside in southern China bears the Jinlin crater, a nearly kilometer-wide bowl in Guangdong from a violent cosmic ...

Depending on how you look at it, this catchphrase from a 1980s pop song is decently accurate: you can actually melt the ...

Although the Ursids are active from Dec. 13 through Dec. 26, the peak night coincides with the winter solstice, which occurs at 10:03 a.m. EST on Dec. 21. Though the two events are totally unrelated, ...

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

Comet 3I/ATLAS, the third interstellar object ever detected, will swing closest to Earth overnight from Thursday to Friday (Dec. 18 to 19). Here’s how to see it.

A massive collision between two asteroid-sized bodies around a nearby star offers a rare look at the violent process of ...

About 68-million-years ago, during the Late Cretaceous, a giant fossil egg was laid in Antarctica. The excavated remains ...

NASA's Hubble Space Telescope has gotten a rare peek at the aftermath of two cosmic collisions — and helped scientists solve ...

A pair of nascent planets have been caught smashing together around the nearby star Fomalhaut, and in doing so have solved the puzzle of its famous ‘planet’ ...

Our Solar System contains tens of thousands of potentially dangerous asteroids that could wipe out an entire city, or worse.