The Roc has landed! My heartfelt congratulations to everyone at @Stratolaunch! @NASASpaceflight #stratolaunch pic.twitter.com/g8RwZyVbvA— Jack Beyer (@thejackbeyer) April 13, 2019
The Roc has landed! My heartfelt congratulations to everyone at @Stratolaunch! @NASASpaceflight #stratolaunch pic.twitter.com/g8RwZyVbvA