Universal Gravitation Instructions: -To create the moon, click the mouse -To give a starting velocity to the moon, click and drag (it will shoot the other way) -I, to open the instructions -V, to show the variables -P, to toggle the pen -B, to switch backgrounds -M+click, to change the location of the Earth -N+click, to change the location of Venus (The moon is treated like having no mass) (Also double click the flag) (Turbo mode is nice too!) I hope you enjoy!
Credits: -Newton