This article was originally published with the title “ Universal Orrery Globe ” in Scientific American Magazine Vol. 3 No. 43 (July 1848), p. 340 doi:10.1038 ...

CAMBRIDGE — The world of the late 18th and early 19th centuries was both so much smaller than the world today and so much larger. It was smaller because, obviously, it didn’t have railroads ...

The orrery is a kind of planetarium that models the position and motion of planets relative to the sun. This one was made about 1900 and sold for $630 at Donley Auctions. The sphere in the center ...

It is a nice looking ornament, but it does not have to do much with an Orrery. It makes me wonder why it does not have a flat Earth. That would have been fitting with the rest of the “artists ...

The Celestial Mechanical Calendar and Orrery is an all-wood clockworks that earned its maker a place as a Backyard Genius, part of Popular Mechanics's yearly tribute to the world's greatest unsung ...

Six tiny gears, a few fancy pins, and some clever casting are what it takes to build this tiny orrery. And patience — a lot of patience, too. As model solar systems go, this one is exceptiona… ...

The Geological Orrery is currently a proof of concept: it reveals Earth’s climate history from 199 million to 223 million years ago, Olsen says, and derives planetary dynamics from that data.