Mark Kelly in U2 Concert Appearance
Astronaut Mark Kelly spells out a message ("It's a beautiful day") while floating on the International Space Station during a video appearance at a U2 concert in Seattle June 5.
NASA's Kelly Astronaut Twins Reunited
NASA astronaut Scott Kelly (left), Expedition 26 commander, is reunited with his twin brother, Mark Kelly on March 17, 2011, following a flight back to Ellington Field, Houston from Kustanay, Kazakhstan. Scott Kelly landed in Kazakhstan on March 16 with his Russian crewmates in the Soyuz TMA-01M spacecraft after 159 days in space.
Expedition 26 Commander Scott Kelly wears a blue wrist band that has a peace symbol, a heart and the word "Gabby" to show his love of his sister-in-law U.S. Rep. Gabrielle Giffords as he rests shortly after he and cosmonauts Oleg Skripochka and Alexander Kaleri landed in their Soyuz TMA-01M capsule in Kazakhstan on March 16, 2011.
A prototype greenhouse sits next to U.S. Congress Rep. Gabrielle Giffords (left) and Jane Poynter, president and founder of Paragon Space Development Corporation (right). Paragon has teamed up with Odyssey Moon, a contender for the Google Lunar X Prize, to grow the first flower on the moon.
Endeavour Crew Speaks With Tucson Students
Endeavour space shuttle commander Mark Kelly (left) and Mission Specialist Mike Fincke aboard space shuttle Endeavour talk to students at Mesa Verde Elementary School in Tucson, Ariz., on May 22, 2011.
The Obamas Meet the STS-134 Astronauts
President Barack Obama and First Lady Michelle Obama share a laugh with STS-134 space shuttle Endeavor commander Mark Kelly (with back to camera), right, and shuttle astronauts, from left, Andrew Feustel, European Space Agency’s Roberto Vittori, Michael Fincke, Gregory H. Johnson, and Greg Chamitoff, after their launch was scrubbed, Friday, April 29, 2011, at Kennedy Space Center in Cape Canaveral, Fla.
Rep. Giffords, Capt. Mark Kelly, and Congresswoman Nancy Pelosi
Nancy Pelosi poses wiith Rep. Giffords at Captain Mark Kelly’s military retirement ceremony.
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