Bono and the Edge, from the band U2, visited Mission Control at NASA's Johnson Space Center on Oct. 13 and spoke with the International Space Station crew.
Expedition 21 crew members Jeffrey Williams and Maxim Suraev and spaceflight participant Guy Laliberte launch aboard a Soyuz spacecraft to begin their journey to the International Space Station.
Watch this fascinating time-lapse video as Discovery is separated from the Shuttle Carrier Aircraft.
How meteorites uncovered a Martian secret.