A new study proposes examining Mars and other space samples on the Moon before bringing them to Earth, arguing it would ...

A new policy paper proposes a lunar biocontainment facility for extraterrestrial samples. This secure lunar laboratory would ...

The scientist has outlined the 'potentially devastating and irreversible long-term impacts' of unknown organisms in space ...

NASA’s Viking 1 lander set down in the Chryse Planitia region of Mars. Its identical twin, Viking 2, followed on Sept. 3 of ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

The curious minds at What If explore what would happen if there is alien life on Jupiter's moon Europa.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Every time I see the moon in the sky, it makes me happy. Our natural satellite is so familiar it’s easy to take it for ...

Could the moon become humanity's next home? NASA has a detailed plan to build a first-of-its kind lunar outpost where ...