Apollo 17—like Apollos XV and XVI—left tire tracks nearly everywhere they traveled. In the windless, rainless, erosion-free environment, the tracks endure, close to half-a-century on.

Dec. 11 (UPI) --On this date in history: In 1816, Indiana joined the United States as its 19th state. In 1936, Britain's King Edward VIII abdicated to marry American divorcee Wallis Warfield Simpson.

What's it like to walk on the moon? Join the Apollo astronauts on the surface in this series of stunning 360-degree panoramas, one each from the six successful Apollo moon landings. Shot by the ...

"Geology research of the moon is still built upon the lunar geologic atlas developed during the Apollo ... the map provides information on its 14 types of structures and 17 types of rocks, with ...