use a mouse or a touchscreen to play through the game. hold the variable in the middle, move the mouse up and down, move the mouse left and right, move the mouse left and right and click to shoot. that is the order of what you do. each one are the controls for each part of the game, in that order.
internet for enterprise, asteroid, Klingon ship, gorn frigate, earth, alien planet, and some words in the thumbnail. cooltext.com for the words at the beginning and at the end. other art is all me. newgrounds.com, scratch, and https://scratch.mit.edu/projects/1610128/ for the sound. coding is all me.