Analyse @NASA's tweets
3-2-1… and we have LIFTOFF! ? @NorthropGrumman’s Antares rocket launched from @NASA_Wallops in Virginia at 4:46pm ET. Heading to @Space_Station, the #Cygnus spacecraft will deliver ~7,600 pounds of cargo. Watch as it continues its journey into space: https://t.co/HSWfhjcK5u https://t.co/cAvUjttzru