Social media participants are briefed on the Space Launch System rocket NASA's manager of the Orion Production Office.

Social media participants are briefed on the Space Launch System rocket by Stu McClung, NASA's deputy manager of the Orion Production Office. They were on hand for the upcoming launch of the Mars Atmosphere and Volatile Evolution, or MAVEN, mission.

Their visit included tours of key facilities at the Florida Spaceport and participating in presentations by key NASA leaders who updated the space agency's current efforts. Photo credit: NASA/Jim Grossman