Speaking on Ender’s Game, there is a new related book coming out.

The story takes place before the time of Ender and surrounds the First Formic War, a war between the humans and the aliens known as the Buggers. From reading the inside cover, the beings known as Buggers are first discovered by a mining family operating out in the deep solar system, when they discover something unusual, something that will forever change the universe they and every other human being in the universe lives in.