I know it was the 1950's but I believe we knew the position of the planets in relationship to Earth.....
Early in the episode when Shatner is being interviewed by the press he makes a reference to Venus being closer to earth as preparation for the next step in project Vulcan which is the colonization of Mars.
Early in the episode when Shatner is being interviewed by the press he makes a reference to Venus being closer to earth as preparation for the next step in project Vulcan which is the colonization of Mars.