After 50 generations lost in deep space, the viability control screens suddenly buzzed...As the ancient writings warned, this would also mark the death of Mother Ship....sources.
This alien race harness asteroids and other space rocks, then use them as starships, carriers, destroyers and fighters in their invasion battle fleet.
Sourceshttp://rookery9.aviary.com.s3.amazonaws.com/5730000/5730108_96e5.jpg
A new generation begins...Stocks from google