» Move: mouse, ←→, or drag anywhere on the viewport.
» Fire: hold Space, hold the mouse button, or hold the on-screen fire pad.
» Sustained fire builds weapon heat. At 100° the guns lock until they cool to 40°.
» Ramming an asteroid costs hull and score — dodge or shoot it.
» Every 1000 points raises the wave: enemies get faster and spawn sooner.
Esc pause ? this screen M mute S settings