A Mars spacecraft launched from Cape Canaveral, Florida, has been AWOL. But NASA hasn't given up hope of restoring contact ...

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if Mars weren't there?" ...

The findings potentially solve the paradox of how liquid water seems to have persisted on Mars even when the climate grew too ...

Plans to retrieve Marian rocks that may contain signs of extraterrestrial life appear to have been abandoned by the US ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

Scientists have discovered a mysterious hole on the surface of Mars, and they have no idea what lies inside it. This pit, ...

For astronaut safety and to bolster success of the human exploration to come later, NASA needs an end-to-end demonstration of ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

The goal should be a new golden rule linking the search for life elsewhere to the spread of life beyond the bounds of Earth. Humans should expand into the cosmos in the same way that, were the ...

On Mars, it’s the little things that hint at past life. In 2025, tiny details in rocks across the Martian surface have revealed some of the most exciting clues yet that there may once have been ...

When the Perseverance rover arrived on Mars nearly five years ago, NASA officials thought the next American lander to take aim on the red planet would be taking shape by now. At the time, the leaders ...