While the strange object may look like a book with a single page frozen mid-turn, it is in fact just a rock — and a small one at that. The charming little book-rock measures just 1 inch (2.5 ...

NASA astronaut Don Pettit has just shared a beautiful shot of the Grand Canyon captured from the space station during his ...

For decades, scientists have puzzled over why Earth stayed warm and alive while Mars turned cold and dry. Both planets began ...

Instead of the billions of years it took Earth to turn green, Mars could achieve it in a few decades. The top timeline shows how terraforming would interact with temperature, while the bottom ...

They look like they belong on Earth. ... Dust storms operate similarly on Earth and Mars. Dust is lifted and heated, and rises like a hot-air balloon, Rafkin said.

After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the ...

If you look closely at pictures of Mars taken by rovers on its surface, you can see that most of the planet isn’t purely red, but more of a rusty brown or tan color. Advertisement Article ...

NASA and USGS are mapping critical minerals in the American West using airborne sensors to help reduce U.S. reliance on ...

Look for them around 10 p.m. local daylight time, roughly one-quarter up in the western sky. In addition to their closeness to each other, look for the orange-gold of Mars and blue-white of Regulus to ...

New research suggests ancient Red Planet precipitation was a lot like Earth It's hard to figure out if Mars was “warm and wet” in its ancient past, but climate models give us clues.

First aurora photo from Mars shows green glow in the sky Mars doesn't have an organized planetary magnetic field like Earth, so auroras can appear anywhere in the sky. Now there's a photo of one.