To develop more robust next-generation aerial explorers, NASA's Mars Exploration program is turning to drones.

A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...

The year 2025 has been filled with cultural absurdities. Toothy plush dolls became one of the hottest and most elusive ...

While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...

A vast ring of rocky leftovers between Mars and Jupiter, the asteroid belt preserves clues to how the planets — and Earth ...

In the spirit of the season, the interstellar comet 3I/ATLAS is changing color as it leaves the sun behind — shifting from a ...

Tracking comets accurately is hard. A new effort with the U.N. and NASA aims to better chart these visitors using 3I/ATLAS.

SpaceX livestreams every single one of its rocket launches, most of them involving its workhorse Falcon 9 vehicle. The vast ...

The Geminid meteor shower peaked overnight on Dec. 13-14, with the best viewing between 10 p.m. and 4 a.m. under moonless ...

The 38-foot-wide space rock is projected to come to within just 123,000 miles of our planet, according to NASA.

A stray comet will make its closest approach to Earth this week in one last hurrah before racing back toward interstellar ...