A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

On November 26, 2011, the NASA Curiosity rover launched to Mars. Curiosity was the biggest and most powerful rover anyone had ...

NASA has lost contact with a Mars orbiter that has circled the planet for more than a decade, collecting science data and ...

NASA said this week that it was working fine before it went behind the red planet. When it appeared again, there was only silence.