This is meant to be a semi-realistic world-maker, that can simulate any realistic orbits to a certain extent. ------------------------------Instructions----------------------------- To edit: set mode to play by pressing the pause button. if playing, the planets should have white trails. press '+' key in this mode to add planets, '-' to remove. To edit planets, orbits, etc., press the 'pause button and click the planet you want to edit. then hit the 'pause' button, which should have the 'play' symbol now, to start the planetary system again. Best in full screen, and also mobile friendly. less than 2,000 blocks of code. There is an upper limit of planets, by the way. This took me less than 2 days. Post your favourite type of world.
comment if you want me to add save codes. Do not advertise; it is the lowest way of getting 'popular' and means I cannot necessarily filter out the worthwhile comments. By the way, the sun does eventually get so big it swallows up all the planets. just wait 100000000 years and it will.