Terris Corps Proto Division Engineers were faced with a setback, unable to get the much needed Personnel, Hardware and Intel to the front lines fast enough left them with an open opportunity to design sone of the most cutting edge yet experimental equipt ever know to human kind. As a result they designed the FTL planetary GravDrive, Fueled by a small quantum contained Star opened up the galaxy and more essentially slowing the ever moving frontal boarders of the Xenomorphs