Photos: Shuttle Endeavour's Final Mission - Part 2

Endeavour's Robotic Arm

Space shuttle Endeavour's robotic arm reaches for the Orbiter Boom Sensor System.

Astronaut Chamitoff Aboard Endeavour in Orbit

Astronaut Greg Chamitoff, STS-134 mission specialist, floats near the forward flight deck of the Earth-orbiting space shuttle Endeavour, on May 16, 2011 (Flight Day 1). Astronaut Mark Kelly, commander, sits at the left side controls of the spacecraft.

The External Tank That Fell to Earth

A camera in the umbilical well of space shuttle Endeavor captured this image of the STS-134 external fuel tank after it had been jettisoned, and was falling back to Earth. Launch took place on May 16, 2011.

Endeavour's Launch Seen from Firing Room 4

Space shuttle Endeavour streaking skyward appears through the windows of Firing Room 4, May 16, 2011 (Flight Day 1), at NASA's Kennedy Space Center in Cape Canaveral, Fla. Endeavour's mission, STS-134, will be its final flight.

Shuttle Endeavour's STS-134 Crew Walkout

The six astronauts of Endeavour's STS-134 mission - the final flight of NASA's youngest orbiter - depart the Operations & Checkout building at NASA's Kennedy Space Center in Cape Canaveral, Fla. on May 16. The astronauts boarded the "Astro Van" at 5:11 a.m. EDT to journey to Endeavour's seaside Launch Pad 39A.

Blue Skies

Monday, May 16, 2011: Under a blue sky, space shuttle Endeavour awaited liftoff on Launch Pad 39A at NASA's Kennedy Space Center in Florida on May 16, 2011. Mission STS-134 is the final spaceflight for Endeavour.

—Tom Chao

Sunrise on STS-134 Launch Day

The sun rises across NASA's Kennedy Space Center in Florida on space shuttle mission STS-134's launch day. At 8:56 a.m. EDT on May 16, space shuttle Endeavour and its six-member crew lifted off Launch Pad 39A on a mission to the International Space Station.

For previous pictures of the STS-134 mission, please see Part I of this gallery.