The year is 2100. The air is more polluted than ever. Fly through the smog while dying space trash satellites try to destroy you for violating airspace regulations. Space - Fly up Click - Throw projectile On mobile it's the same except you use the button in the corner to fly I'm pretty sure for a high score to save, you need to still be on the project page for a few minutes after you get the high score, similar to how scratch autosaves every few minutes, so if you get a high score, don't click off immediately.