When the movie Star Wars came out in 1977, remember how many jokes were made about Luke and Han blazing away at Imperial fighters with the ack-ack guns on the Millennium Falcon? In the July 1998 issue of Spaceflight (the popular publication of the British Interplanetary Society), there's an article1 about the military version of the Soviet Salyut space station, which flew as Salyuts 3 and 5 between 1974 and 1977. (The name “Salyut” was applied to two entirely different space station programs, one military and the other civilian, which used completely different hardware built by different design bureaux.2 The...