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 ...

A 300-foot-tall anomaly on one of Mars' moons has intrigued observers for years.

A 300-foot-tall anomaly on one of Mars' moons has intrigued observers for years.

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

ET researchers reckon they have spotted an 'alien gun' on the surface of Mars. The strangely shaped object was snapped by ultra HD cameras and has reignited wild theories about little green men on the ...

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

Scientists suggest the Moon could act as a quarantine checkpoint before samples from Mars are brought back to Earth.

Scientists say they've detected in the harshly acidic clouds of Venus a gas called phosphine that indicates microbes may ...

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

NASA has unveiled its ambitious plan to build the first permanent human base on the Moon’s South Pole. The project will unfold in three phases: robotic exploration through 2029, infrastructure ...

With the release of "Disclosure Day," Steven Spielberg's new film about aliens, a question as old as science fiction itself resurfaces: If aliens were to arrive on Earth, would they come to conquer us ...

Add Yahoo as a preferred source to see more of our stories on Google. "This is drawing on the playbook that worked very well for NASA during the 1960s. We didn't just jump right to Apollo 11," said ...