My Gravity Simulator, complete with three sprites, each with different levels of attraction to eachother: Blue 0.10 Orange 0.25 Green 0.40
https://scratch.mit.edu/studios/1695486 V2: Removed blue ball mouse control; Cleaned up each sprite; Cleaned up backdrop; V1: Added 3 sprites, gravitationally attracted to each other; Added a way to stop them getting stuck in a corner; Added a way to control the blue ball by the mouse pointer;