NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven, an acronym for Mars Atmosphere and Volatile Evolution, abruptly stopped communicating with ground stations ...

NASA’s fleet of Mars orbiters and rovers has transformed our understanding of the Red Planet, allowing scientists to study its surface with unprecedented precision. Equipped with cutting-edge ...

NASA has lost contact with one of its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars orbiter is perilously close to running out of fuel, and the third mission ...

Blue Origin scrubbed Sunday’s launch attempt due to poor weather, a cruise ship in restricted waters near the launch site, and ground system issues. The company says the next available launch ...

On November 13, 1971, Mariner 9 became the first spacecraft to orbit Mars. At the time, scientists didn't know much about the Red Planet. NASA had several flybys before Mariner 9. Those flybys showed ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the difference, showing that Mars clocks tick slightly faster—and fluctuate over the ...

NASA recently used its powerful High Resolution Imaging Experiment (HiRISE) camera onboard the Mars Reconnaissance Orbiter to take a breathtaking image of a dust devil traversing Syria Planum on Mars.

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the extent to which Mars is quietly tugging on Earth's orbit and shaping the ...