you can control your ship via arrow keys and fire using space bar or you can use your mouse. When using your mouse you navigate by holding in right click and dragging around while shooting with left click.
ABOUT STARBLAST.IO Starblast is a totally rad free multiplayer io space shooter game, control a small, ship to begin with and harvest gems to increase your stats. Grind on resources to upgrade you ship to next levels. Go head to head with other players and blast on them to be the best star pilot.