Published: Jul 21, 2011 2:08 PM EDT
Updated: Jul 21, 2011 1:09 PM EDT

 CAPE CANAVERAL, Fla. (AP) - Space shuttle Atlantis is back on Earth, and the shuttle era is over. Atlantis and its four astronauts glided through the early morning skies today and landed in Florida shortly before sunrise. Hundreds gathered near the runway to welcome Atlantis home - and to bid NASA's 30-year space shuttle program goodbye.