Liked on YouTube: “Kepler Orrery IV” http://youtu.be/_DnDeBa0KFc
dontcallmecliff: I NEED an orrery in my life!!
zerostatereflex: The Sanderson Orrery “An orrery is a mechanical
acrosscenturiesandgenerations:▪︎Orrery and stand.Place of
krinsyn: “A Genius giving a Lecture on the Orrery in which
trigonometry-is-my-bitch: A Mechanical Model of the Solar system