INDIANAPOLIS — Roger Wiens has been a Mars explorer since he was 11 years old. He grew up as a kid looking through a telescope at The Red Planet with his brother and sketching its features. “That was ...

PASADENA, Calif. The robotic explorer Curiosity s daring plunge through the pink skies of Mars was more than perfect. It landed with spectacular style, said a NASA scientist, describing the ...

China’s next Mars explorer is not a rover that crawls or a helicopter that hovers, but a hybrid drone that can roll across the ground and then leap into the thin air when terrain turns hostile. By ...

NASA's newest robotic explorer, Maven, rocketed toward Mars on Monday on a quest to unravel the ancient mystery of the red planet's radical climate change. The Maven spacecraft is due at Mars next ...