The Space Shuttle: the end of an era

After 30 years, the US Space Shuttle program has ended. Here are some articles on the program:

• CBS News: Never forget the miracle and promise of space
• Neil deGrasse Tyson reflects on the space shuttle program, 1981-2011
• The end of an era: what the space shuttle means to Engadget
• NASA STST-135 Launch and Landing
• LA Times video: Final landing of NASA's space shuttle program

Image above: With space shuttle Atlantis in the background, the STS-135 astronauts are welcomed home from the final space shuttle mission. They are, from left, Mission Specialists Rex Walheim and Sandy Magnus, Pilot Doug Hurley and Commander Chris Ferguson. Image credit: NASA.