One billionaire wants to move industry off-world, returning Earth to a pristine state. The other wants to colonise Mars.

Earth and Mars are mysteriously low in elements like copper and zinc, which are crucial for planetary chemistry and potentially life. A new study overturns old theories by showing that these elements ...

Researchers use the sophisticated technology on NASA's Perseverance rover to analyze volcanic rocks in Mars' Jezero Crater. Their findings show that some of the same volcanic processes that led to ...

April 21 - 28 is International Dark Sky Week, a global celebration of the night sky during which like-minded organizations ...

A reddish star is about to pass through a "beehive" of stars. That "star" is actually one of Earth's planetary neighbors.

Pulling the plastic bins down the rough pavement of my driveway, I stare up at a smattering of stars and planets. I can’t see that many; the band of the Milky Way that I used to see nightly when I ...

Despite its current dry and cold state, evidence suggests ancient Mars had significant amounts of liquid water in the form of lakes, rivers, rain, and snow.

NASA’s Mars Reconnaissance Orbiter captured an image of the Curiosity rover driving through the Gale Crater. The spacecraft ...

The Curiosity rover is heading to a region containing formations that were possibly made by groundwater billions of years ago ...

Even as Musk’s work at the Department of Government Efficiency appeared to consume him, his top adviser created a set of ...

There’s more to studying outer space than looking through telescopes and analyzing the mineral compounds in samples collected ...

A rock containing many smaller round stones could indicate that there was once a large amount of liquid water on the Red ...