This document summarizes three space robots: the Hubble Space Telescope, Robonaut, and the Mars rovers. The Hubble was launched in 1990 with a planned 20-year mission and has undergone five servicing missions, is 13.2 meters long, weighs 11,110 kg, and has a diameter of 4.2 meters. Robonaut 1 is taller than Robonaut 2 at 1.9 vs 1.0 meters, and they are both made of aluminum and steel. There were three Mars rovers, with Spirit and Opportunity landing in 2004 and Curiosity launching in the year this document was written.