UPDATE (Sunday, 5:30 p.m.) — SpaceX has pushed back the launch of its Falcon 9 rocket from Vandenberg Space Force Base. The company is now targeting liftoff for Monday at 1:39 p.m. Officials say ...

April 7 (UPI) --SpaceX utilized a new first-stage booster when it launched 27 Starlink satellites from Vandenberg Space Force Base in California on Monday. The new Falcon 9 first-stage booster ...