RT @NASA: Astronauts using robotic arm will install @OrbitalATK‘s #Cygnus cargo craft to @Space_Station. Watch live at 9am ET… twitter.com/i/web/status/7…
RT @NASA: Astronauts using robotic arm will install @OrbitalATK‘s #Cygnus cargo craft to @Space_Station. Watch live at 9am ET… twitter.com/i/web/status/7…