Drilling two meters deep for sampling will be a world first,” said Hou Zengqian, China’s chief scientist on the Tianwen-3 ...

China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of competing U.S.-European efforts ...

By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's climate.

Mars is thought to currently have all the necessary ingredients for life except for perhaps the most important one: liquid water ...

On July 4, Mercury will be easiest to spot in the evening sky. Just after sunset, look toward the west-northwest. Even if you ...