A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

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 ...

Nasa has drawn fresh attention to a nearby exoplanet, dubbed the super-Earth GJ 3378b, after astronomers confirmed it sits in ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

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

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...