Add Yahoo as a preferred source to see more of our stories on Google. Rock samples from the lunar surface are important tools for scientists studying how old the Moon is. AP Photo/NASA A physicist, ...

The final mission before the landmark Apollo 11, Apollo 10 served as a dress rehearsal, testing every aspect of the Moon landing except for the actual landing itself. On May 18, the crew of Commander ...

The study of our Moon has experienced a renaissance in recent years, particularly through ongoing and planned sample return missions, which allow us to study lunar rock samples at unprecedented ...

Even though humans have pondered the moon since the first of us looked skyward, there is still much we still don’t know about it. One of these unsolved questions is its origin story. We think the ...