“Tectonically Active Planet Mercury” was uploaded to Flickr

New NASA-funded research suggests that Mercury is contracting even today, joining Earth as a tectonically active planet. Images obtained by NASA’s MESSENGER spacecraft reveal previously undetected small fault scarps— cliff-like landforms that resemble stair steps. via NASA ift.tt/2d3OfXI
embiggen by clicking http://flic.kr/p/LEPos4
Tectonically Active Planet Mercury was taken on September 22, 2016 at 12:08PM