Liftoff from Vandenberg Space Force Base in California occurred at 8:51 a.m. PDT (11:51 a.m. EDT / 1551 UTC). The Falcon 9 placed 24 Starlink satellites into orbit.
Held down by heavy-duty restraints, a Falcon 9 rocket fired up its nine Merlin engines for more than three seconds Thursday evening in a key readiness test before launching with a commercial television broadcast satellite next week.