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stars and planetary systems in fiction

nbsp018332dune 1965 and other novels in the dune universe by frank herbert quoteridani aquot is orbited by the planet richese the fourth planet in orbit richese and ix are quotsupreme in machine culturequot their devices are commonplace and considered essential throughout the dune universe though they sometimes test the limits of the anti technology proscriptions of the butlerian jihad...

protection relay

nbsp018332protection relay ansi standards in the design of electrical power systems the ansi standard device numbers denote what features a protective device supports such as a relay or circuit breaker these types of devices protect electrical systems and components from damage when an unwanted event occurs such as an electrical fault...

alcubierre drive

nbsp018332the alcubierre drive alcubierre warp drive or alcubierre metric referring to metric tensor is a speculative idea based on a solution of einsteins field equations in general relativity as proposed by theoretical physicist miguel alcubierre by which a spacecraft could achieve apparent faster than light travel if a configurable energy density field lower than that of vacuum that is...

sinkhole hazards

nbsp018332engulfed a three storey crusher plant with the loss of 29 lives induced by dewatering for gold mining bezuidenhout amp enslin 1970 1963 liangwu village guixian guangxi china c 157 collapse sinkholes within an area 1800 m long and 250 m wide induced by...