Watch a 4K video replay of the Falcon 9 static fire (members only)

The U.S. Air Force’s next GPS navigation satellite has been closed up inside the payload fairing of its Delta 4 launcher ahead a liftoff from Cape Canaveral scheduled for July 25.

The Starlink 11-39 mission is scheduled to liftoff from pad 4E at Vandenberg Space Force Base at 6:21 a.m. PDT (9:21 a.m. EDT / 1321 UTC). The Falcon 9 rocket will fly on a south-easterly trajectory.

OneWeb officials Tuesday unveiled plans for a factory just outside the gates of NASA’s Kennedy Space Center in Florida that will churn out up to 15 satellites per week to populate low Earth orbit and beam broadband Internet signals worldwide.