SpaceX scrubbed its attempt to launch the 12th test flight of its Starship megarocket Thursday evening, after last-minute issues triggered a series of holds. The soonest SpaceX can attempt another launch would be Friday evening at 6:15 p.m. ET, according to federal air traffic warnings. 0:00 SpaceX livestream prior to the launch attempt 4:12 Starship video 27:02 Surprise appearance by Nicki Minaj 28:48 Terminal count: description of countdown activity Watch more CNN here: cnn.it/4kh5RPe #SpaceX #Starship #News