Before taking your rocket out into space, learn to control it in the obstacle course which is Gravity Thruster. You'll be flying in a gravitational field, so you have to thrust with one hand and steer with the other. Learn to use the tractor beam to carry orbs along with you, so you can move them to their goals to unlock the exit portal and fly out of each level. Watch out for blocks and other obstacles, don't hit the floor and beware of the auto-aiming gun turrets. Don't forget you can shoot back at the guns and obstacles you wish to to remove. To unlock the next level, complete the tasks and get your rocket to the portal without incurring too much damage. Instructions The in-game animated instructions will guide you. The aim of each level is for the player to to fly their craft into the exit portal. Crates and automatically aiming turrets may block the way and need to be destroyed! Orb's will need to be picked up by the craft's tractor beam, and placed, dropped or propelled correctly into position on each empty plinth with the level to activate the exit. Controls The in-game animated instructions will explain the controls. Use the Mouse to Direct your craft, mouse button or E to Shoot. Use Up Arrow, or W to activate your crafts thruster to propel it forwards. Use Space, or Q to activate and deactivate the tractor beam. Level Designer: Create and save upto 5 of your own unique levels.