Mars is an inhospitable desert planet. Billions of years ago, things were different. In Jezero Crater, for example, fed by a vast river delta, there was probably a considerable body of water roughly ...
NASA's Perseverance Mars rover took this selfie with some of the sample tubes it left on the Red Planet's surface using the camera at the end of its robotic arm. NASA / JPL-Caltech / MSSS NASA’s ...
On the surface of Mars, a rover has filled over two dozen airtight titanium tubes with pristine rock samples, each a little thicker than a pencil. Some tubes have been stashed on the Red Planet's ...
The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins of life in our universe—if we can get them back to Earth. Clouds of water ...
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