NASA astronauts living in zero gravity

The Sandra Bullock/George Clooney movie, "Gravity," has done well at the box office, but NASA shows us what life is really like living in zero gravity.

  • NASA handout photo of astronaut Dale Gardner holding a For Sale sign aboard the Space Shuttle Discovery REUTERS

  • NASA handout photo of Canadian Space Agency astronaut Chris Hadfield REUTERS

  • Astronaut Satcher Jr. works outside the International Space Station as he participates in Space Shuttle Atlantis' first spacewalk of mission STS-129 REUTERS

  • Japanese astronaut Noguchi waves at crewmate during extravehicular activity. REUTERS

  • Still image taken from NASA video shows astronaut Karen Nyberg demonstrating how she washes her hair in zero gravity aboard the International Space Station REUTERS

  • Astronaut Stephen Robinson participates in the mission's third session of extravehicular activity. REUTERS

  • Astronaut Nicole Stott, STS-128 mission specialist waves as she pauses during the mission's first spacewalk REUTERS

  • NASA astronaut Williams works outside the International Space Station in this NASA handout photo REUTERS

  • NASA handout shows astronaut Metcalf-Lindenburger holding stowage containers with her legs while floating freely in the Leonardo MPLM linked to the International Space Station REUTERS

  • Spacewalker Robert Behnken works outside the International Space Station during Space Shuttle Discovery mission's second EVA REUTERS

  • NASA astronaut Patrick holds onto the ISS's new cupola during his spacewalk REUTERS

  • Japanese Aerospace Exploration Agency astronaut Koichi Wakata, Expedition 19/20 flight engineer, takes pictures out the forward Kibo or JEM window REUTERS

  • NASA astronaut Catherine Coleman occupies the commander's station on the flight deck of space shuttle Discovery REUTERS

  • NASA handout shows astronaut Satcher Jr. using a digital still camera to take a picture of the reflection in his helmet visor as he works outside the International Space Station REUTERS

  • File photo of NASA astronaut Conrad Jr. standing with the U.S. flag on the lunar surface REUTERS