2D n-body orbit visualiser

Iterative method using Newton's law of universal gravitation to project approximate orbits. 30 calculations / second.

INSTRUCTIONS:

• click on object to select it
• backspace selected object to delete it
  
• wasd/arrowkeys move object
• shift wasd/arrowkeys change object's velocity handle
• 1,2 changes object size + mass
• 3,4 changes simulation length