Saula (fictional planet) Saula (fictional planet) Saula is a fictional planet described in ""An Attempt to Escape" ("Попытка к бегству")" by Boris and Arkady Strugatsky. This planet is a part of the so-called Noon Universe and presents a world in an early feudalistic stage (opposite to e.g. late feudalism of Arkanar). The planet was named after Saul (Savel) Repnin, one of the space explorers who discovered it in 2141 AD. Saula is the second planet (out of four) of EN-7031 solar system, about one and a half times further from its sun than Earth is from ours. The day and night cycle on
Sun and planet gear Sun and planet gear The sun and planet gear is a method of converting reciprocating motion to rotary motion and was used in the first rotative beam engines. It was invented by the Scottish engineer William Murdoch, an employee of Boulton and Watt, but was patented by James Watt in October 1781. It was invented to bypass the patent on the crank, already held by James Pickard. It played an important part in the development of devices for rotation in the Industrial Revolution. The sun and planet gear converted the vertical motion of a beam, driven by a steam engine,