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

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

For the first time, a fleet of orbiters and a rover circling another world has captured detailed views of an interstellar visitor as it swept through the inner solar system. As comet 3I/ATLAS brushed ...

Mars orbiters have given astronomers an unexpected new vantage point on 3I/ATLAS, sharply tightening estimates of the ...

As we travel from Mars’s equator toward the planet’s northern regions, we arrive at Coloe Fossae. This landscape is characterized by long, shallow grooves that cut across an area filled with steep ...

As an astronomer studying the universe beyond Earth, I’m fond of “outside the box” views almost by default. But one of my favorites is whenever a spacecraft takes a snapshot of our home world and the ...

Experts say the widely shared clip uses edited Mars rover photos merged with Earth’s night sky to create a false, dramatic ...

Learn more about volcanic activity on Mars and how it may have once provided vital elements to the atmosphere.

This image from the Mars Global Surveyor Mars Orbiter Camera shows the region Ares Vallis and the Chryse Plains, where both ...

A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get them back to Earth. For years, the U.S. space agency's Perseverance rover has ...