Giant impact caused difference between Moon's hemispheres
Published Date: 5/20/2019
Source: sciencedaily.com
The stark difference between the Moon's heavily-cratered farside and the lower-lying open basins of the Earth-facing nearside has puzzled scientists for decades. Now, new evidence about the Moon's crust suggests the differences were caused by a wayward dwarf planet colliding with the Moon in the early history of the solar system.