"It is majority covered in water with large land masses serving to house the massive population. The humans there have a long and violent history, and even further that by classifying each other on the smallest of things. It used to have a rich ecosystems both above and below water, huge forests, great lakes, natural resources aplenty ... but the big wigs that live there have been sucking it all up. If given time, it will all come back, but the drain has to stop first ya know? It would also be a strong foot hold to spread his influence through this galaxy as well. Earth is fairly central if I remember correctly."