Scientists propose that a moon base could act as an isolated first line of biological defense against extraterrestrial ...

Buzz Aldrin is quoted as having made three observations, one of which was of something with a "sizeable dimension." ...

In mid-November 1969, a trio of NASA astronauts launched to the moon on the Apollo 12 mission and would soon become the second group of humans ever to set foot on the lunar surface. Now, more than ...

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small icy world in orbit around Saturn is emerging as one of the most compelling ...

Much of the UFO imagery that the Pentagon released last week was new, but we've long known about the odd things that the Apollo astronauts saw near the moon.