The Moon 35 years after Apollo: What's left to learn?

Clive R. Neal
2009 Chemie der Erde  
With the cancellation of the Apollo program after Apollo 17 returned from the Moon in 1972, the focus of NASA switched to other areas of the Solar System. Study of the Moon did continue through analysis of the returned samples and remotely sensed data sets (both orbital and surface), as well as through Earth-based telescopic studies. In the 1990s, new orbital data were obtained from several missions (fly-by and orbital), the first being Galileo that allowed the lunar farside to be mapped,
more » ... ed by global mapping by the Clementine and Lunar Prospector missions.
doi:10.1016/j.chemer.2008.07.002 fatcat:q4glnkevpbewzn354rkyhsoiwy