CAPE CANAVERAL, Fla. -- At NASA's Kennedy Space Center in Florida, social media participant Evie Marmon asks a question of space station flight engineer Suni Williams. Marmon is among those taking part in a question and answer session with astronauts aboard the International Space Station. The social media gathering at the Florida spaceport took place Aug. 22, 2012 joining a world-wide NASA Social allowing participants to ask questions of NASA astronauts who are living and working aboard the International Space Station. . For more information, visit http://www.nasa.gov/mission_pages/station/main/index.html Photo credit: NASA/ Frankie Martin

CAPE CANAVERAL, Fla. -- At NASA's Kennedy Space Center in Florida, social media participants take part in a question and answer session with astronauts aboard the International Space Station. At the podium, Ranz Adams asks a question of space station flight engineer Joe Acaba. Leading the activity from the desk at the front of the room are, from the left, Laurel Lichtenberger of NASA Public Affairs, Jason Townsend of the NASA Social Media Team and Kerri Beisser of the Johns Hopkins University Applied Physics Laboratory. The social media gathering at the Florida spaceport took place Aug. 22, 2012 joining a world-wide NASA Social allowing participants to ask questions of NASA astronauts who are living and working aboard the International Space Station. . For more information, visit http://www.nasa.gov/mission_pages/station/main/index.html Photo credit: NASA/ Frankie Martin

Kennedy Space Center Deputy Director Kelvin Manning participates in a NASA Social Live event at the center in Florida on Oct. 29, in advance of NASA’s SpaceX Crew-3 mission to the International Space Station as part of NASA’s Commercial Crew Program. Launch is currently targeted for 2:21 a.m. EDT Sunday, Oct. 31. The SpaceX Dragon spacecraft, named Endurance by the Crew-3 astronauts, will launch on a Falcon 9 rocket from Launch Complex 39A at Kennedy Space Center. The Crew-3 flight will carry NASA astronauts Raja Chari, mission commander, Tom Marshburn, pilot, and Kayla Barron, mission specialist and ESA (European Space Agency) astronaut Matthias Maurer, also a mission specialist, to the space station for a six-month science mission.

NASA astronaut Woody Hoburg participates in a NASA Social Live event at the agency’s Kennedy Space Center in Florida on Oct. 29, in advance of NASA’s SpaceX Crew-3 mission to the International Space Station as part of NASA’s Commercial Crew Program. Launch is currently targeted for 2:21 a.m. EDT Sunday, Oct. 31. The SpaceX Dragon spacecraft, named Endurance by the Crew-3 astronauts, will launch on a Falcon 9 rocket from Launch Complex 39A at Kennedy Space Center. The Crew-3 flight will carry NASA astronauts Raja Chari, mission commander, Tom Marshburn, pilot, and Kayla Barron, mission specialist and ESA (European Space Agency) astronaut Matthias Maurer, also a mission specialist, to the space station for a six-month science mission.

Representatives from NASA participate in a NASA Social Live event at the agency’s Kennedy Space Center in Florida on Oct. 29, in advance of NASA’s SpaceX Crew-3 mission to the International Space Station as part of NASA’s Commercial Crew Program. Participants are, from left, NASA astronaut Woody Hoburg, Kennedy Deputy Director Kelvin Manning, NASA Associate Administrator Bob Cabana, and moderator Joshua Santora, NASA Communications. Launch is currently targeted for 2:21 a.m. EDT Sunday, Oct. 31. The SpaceX Dragon spacecraft, named Endurance by the Crew-3 astronauts, will launch on a Falcon 9 rocket from Launch Complex 39A at Kennedy Space Center. The Crew-3 flight will carry NASA astronauts Raja Chari, mission commander, Tom Marshburn, pilot, and Kayla Barron, mission specialist and ESA (European Space Agency) astronaut Matthias Maurer, also a mission specialist, to the space station for a six-month science mission.

NASA Associate Administrator Bob Cabana participates in a NASA Social Live event at the agency’s Kennedy Space Center in Florida on Oct. 29, in advance of NASA’s SpaceX Crew-3 mission to the International Space Station as part of NASA’s Commercial Crew Program. Launch is currently targeted for 2:21 a.m. EDT Sunday, Oct. 31. The SpaceX Dragon spacecraft, named Endurance by the Crew-3 astronauts, will launch on a Falcon 9 rocket from Launch Complex 39A at Kennedy Space Center. The Crew-3 flight will carry NASA astronauts Raja Chari, mission commander, Tom Marshburn, pilot, and Kayla Barron, mission specialist and ESA (European Space Agency) astronaut Matthias Maurer, also a mission specialist, to the space station for a six-month science mission.

Representatives from NASA participate in a NASA Social Live event at the agency’s Kennedy Space Center in Florida on Oct. 29, in advance of NASA’s SpaceX Crew-3 mission to the International Space Station as part of NASA’s Commercial Crew Program. Participants are, from left, NASA astronaut Woody Hoburg, Kennedy Deputy Director Kelvin Manning, and NASA Associate Administrator Bob Cabana. Launch is currently targeted for 2:21 a.m. EDT Sunday, Oct. 31. The SpaceX Dragon spacecraft, named Endurance by the Crew-3 astronauts, will launch on a Falcon 9 rocket from Launch Complex 39A at Kennedy Space Center. The Crew-3 flight will carry NASA astronauts Raja Chari, mission commander, Tom Marshburn, pilot, and Kayla Barron, mission specialist and ESA (European Space Agency) astronaut Matthias Maurer, also a mission specialist, to the space station for a six-month science mission.