Ask someone on Earth for the time and they can give you an exact answer, thanks to our planet's intricate timekeeping system, ...

"A three-body problem is extremely complicated. Now we're dealing with four: the sun, Earth, the moon and Mars. The heavy ...

Physicists have precisely measured how much faster time moves on Mars compared to Earth. This discovery, which factors in ...

NASA has released stunning new images of interstellar comet 3I/ATLAS, revealing fresh details about its structure, its ...

Gravity and motion make time pass faster on Mars than Earth, reshaping navigation, communication, and future crewed missions.

Tracking the first astronauts’ visit to Mars won’t be as simple as watching a clock or marking days off of a calendar. Thanks ...

Scientists have detected tiny lightning bolts on Mars for the first time — they were found discharging around NASA's ...

Learn how Albert Einstein’s theory reveals that time on Mars runs faster than on Earth — and why that tiny shift matters for ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to ...

As it heads out of the solar system never to return, the deep space probe Voyager 1 is headed for yet another cosmic ...

Four volunteers are spending a year in NASA's 3D-printed Mars habitat, simulating life on the Red Planet. This mission, ...

Scientists combine observations from Mars missions to get the clearest and most accurate track of 3I/Atlas so far.