From recently discarded tech to ancient E.T. craft, our solar system is awash with space junk and major aerospace corporations vie for their share of the spoils. Emery Smith gives us the inside scoop on who is running interplanetary salvaging programs and what they gain from the strange things that they find. He explains that most of the technologies in the SSPs, from spacesuits to vehicles, have been reverse-engineered from alien wreckage salvaged from deep-space missions.