The Columbus laboratory gives European researchers a foothold in orbit.
Space shuttle Atlantis is carrying a set of starter's flags for the Daytona 500 to help mark the race's 50th anniversary.
Check out the landing of space shuttle Atlantis as seen by the STS-122 mission astronauts.› View This Video
Space shuttle Atlantis roars off the launch pad out of a cloud of smoke and steam headed for orbit.› View This Video
Atlantis makes a picture-perfect landing at Kennedy's Shuttle Landing Facility.› View This Video