LRO Provides Proof Of Recent Lunar Geologic Activity

Scarps & Graben Imaged By LRO Show Moon Was Actively Shrinking & Growing More Recently Than Previously Believed; Lobate Scarps On Lunar Surface Less Than 10m High / Several Km Long Indicate Distance Between Moon Surface & Center Shrank About 100m; Graben (L) Show Evidence Of Lunar Expansion; Scientists Believe Features To Be Around 50M Years Old, Compared To 4.5B Year Old Moon

Image Credit: NASA