Your ship will drop over time. Press Spacebar to engage your ships thrusters. Double Tap and hold Spacebar to push your thrusters into overdrive, flying upward faster, but consuming more fuel. Collect android workers to gain points. Collect green fuel barrels to gain fuel. Avoid colliding with the environment to make it to the end.
If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).