Short Range Sensors

Save earth from an alien invasion through a near by worm hole. Combat scout ships, battle ships, and other offending enemies.You were asleep at the switch. You let a few past you. But youre the only one on the job. These guys mean business and all communications channels are closed. Defend Earth and your ship against waves of alien fighter ships, destroyer ships, and diverted asteroids on a direct collision course with Earth. Resources are finite as weve recently cut back on the inter-stellar de...