As NASA and the China National Space Agency plan missions to Mars, one major concern is how the planet’s weaker gravity will affect astronauts. A recent study sheds light on the potential risks, ...

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 ...

Psyche captured the images as it flew past Mars for a gravity assist to help it toward its target.

NASA's Psyche spacecraft, launched in 2023 from Cape Canaveral, will use Mars' gravity for a boost on its six-year journey to ...

A deceptive difference having to do with Earth's and Mars's gravity may be the reason why NASA's rovers get stuck in the otherworldly sands. Reading time 2 minutes In the spring of 2019, the ...

Ask someone on Earth for the time and they can give you an exact answer, thanks to our planet's intricate timekeeping system, built with atomic clocks, GPS satellites and high-speed telecommunications ...