Did the Soviet Union really fire a cannon from a space station?

Military officials in the U.S. and other nations have increasingly warned about the potential for conflict in space in the coming years. While many would perceive the current push to militarize space as a concern primarily for modern military thinkers, there is a far deeper — and at times, a surprising — history of warfare technologies developed for use in outer space.At the height of the Cold War, one particularly unusual early application for space warfare was pursued by the Soviet