Mars Dichotomy - Did A Giant Impact Shape The Southern And Northern Hemispheres?
Wednesday, January 28, 2015 - 12:50
in Astronomy & Space
The two hemispheres of Mars are dramatically different - more distinct from each other than any other planet in our solar system. The northern hemisphere is non-volcanic, flat lowlands while highlands punctuated by countless volcanoes extend across the southern hemisphere. Although theories and assumptions about the origin of this so-called and often-discussed Mars dichotomy abound, there are very few definitive answers. read more