CNN — While robotic rovers may explore the surface of Mars on behalf of humans who can't safely land there yet, they aren't alone. A fleet of orbiters circling the planet act as dual-purpose ...

Recent discoveries from Mars rovers have reignited the debate about the possibility of life on the Red Planet. A groundbreaking find has detected methane beneath the Martian surface, raising questions ...

NASA is racing to understand why one of its most seasoned Mars orbiters suddenly fell silent, cutting off a critical scientific and communications lifeline around the Red Planet. The Mars Atmosphere ...

Wind speeds on Mars are high enough to blow fleets of large spherical rovers that resemble tumbleweed across the Red Planet's surface, according to new wind-tunnel tests of small prototypes conducted ...