Space Shuttle Discovery March 9, having spent a cumulative total of almost a full year in space. "Discovery" performed both research and International Space Station (ISS) assembly missions. It also carried the Hubble Space Telescope into orbit. "Discovery" was the first operational shuttle to be retired, followed by "Endeavour" and then "Atlantis". The name "Discovery" was chosen to carry on a tradition based on ships of exploration, primarily , one of the ships commanded by Captain James Cook during his third and final major voyage from 1776 to 1779, and Henry Hudson's , which was used in 1610–1611 to explore Hudson Bay and
Space Shuttle Atlantis operated as the primary research vessel for the Woods Hole Oceanographic Institution from 1930 to 1966. Space Shuttle "Atlantis" lifted off on its maiden voyage on 3 October 1985, on mission STS-51-J, the second dedicated Department of Defense flight. It flew one other mission, STS-61-B, the second night launch in the shuttle program, before the Space Shuttle "Challenger" disaster temporarily grounded the Shuttle fleet in 1986. Among the five Space Shuttles flown into space, "Atlantis" conducted a subsequent mission in the shortest time after the previous mission (turnaround time) when it launched in November 1985 on STS-61-B, only 50 days