Asteroid Smasher Squadron

Cadet, your mission is clear:

Smash your drone ships into asteroids to gain score. The endeavor is endless, so smash as many asteroids as humanly possible.

We believe in you, Cadet. Godspeed.

Controls:
Press 'w' to generate Thrust, 
Holding 'w' doesn't generate Thrust continuously.
Distance from the ship to the mouse position = magnitude of Thrust.
Thrust is angled towards the mouse position.