Algodoo

every object has gravity attraction to other blocks

12 sided polygons used for the space bodies instead of 6 sided polygons

space ship controls : arrow keys

center planet is glued to background to give a stable center point and to help orientation

to send a cluster of debris in orbit, place it some distance from center planet, go to 'velocities' then 'send in orbit'

some cool music to play with this setup is interstellar ost