Use the sliders to adjust the Variables. Press the arrow to adjust the distance of the planet from the mass. (~30 recommended) Mess around with the numbers! See if you can make an elliptical orbit! Tell me the limits and I'll extend them!
How it Works - I used Issac Newton's Gravity Constant ( F=G(mM/r) ). See inside the sprite called 'Mass 2' to find it. What's Broken? - - Won't orbit direct mass