Liftoff of SpaceX's Falcon 9 rocket from pad 4E at Vandenberg Space Force Base of the Starlink 17-24 mission at 10:19:09 p.m. PDT (1:19:09 a.m. EDT / 0519:09 UTC on Tuesday, Mar. 17)! Watch live: youtube.com/watch?v=Z3I1Xa…