Scientists studying Saturn’s mysterious moon Enceladus say it may be one of the most promising places in our solar system to ...

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 ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

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 ...

A new study is skeptical that life could still be present on Jupiter's moon Europa, where a NASA spacecraft launched in ...

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

A study has cast doubt on the idea that Jupiter's moon Europa, where NASA has sent a spacecraft, could have conditions to support contemporary life.

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

A new study reveals that tiny fragments of Earth's atmosphere are transported to and absorbed by the moon via gusts of solar ...