Having appeared in Forbidden Planet, The Twilight Zone, Lost in Space, and numerous other science-fiction shows, Robby the Robot is one of the most iconic pieces of sci-fi memorabilia in TV history. And now it is going up for sale.Robby the Robot will be one of the centerpieces of the upcoming “Out of this World†auction hosted by Bonhams. The seven-foot tall robot is operational and is expected to sell for somewhere in range of seven figures when it goes to auction on November 21.Adding to its potential value is the fact that Robby the Robot was, at the time of its...