A mystery of the moon that imperiled astronauts and spacecraft on lunar missions has been solved. Large concentrations of mass lurk on the lunar surface that can change the gravity field and either pull a spacecraft in or push it off course. Scientists have determined the origin of these mass concentrations.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/j...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/j...