A SpaceX Falcon 9 rocket lifted off from Vandenberg Space Force Base in California at 11:02 p.m. PDT Tuesday (2:02 a.m. EDT; 0602 UTC Wednesday) with another batch of 52 Starlink internet satellites.

After a brief delay to chase away a boat from offshore waters, Japan’s H-2A rocket launched at 0650 GMT (1:50 a.m. EST) with the Telstar 12 Vantage telecom satellite. The launch from marks the first flight of an H-2A rocket with an upgraded upper stage, and the launcher’s first dedicated commercial mission.

This is the launch timeline to be followed by the Atlas 5 rocket’s ascent into orbit from Cape Canaveral with the SBIRS GEO Flight 3 satellite for U.S. military infrared reconnaissance. Launch is scheduled for Thursday at 7:46 p.m. EST (0046 GMT).