A United Launch Alliance Atlas 5 rocket fired into space Thursday from Cape Canaveral with a $1.1 billion U.S. Air Force communications satellite, delivering fresh capacity for the military’s voice, video and data relay networks.

SpaceX launched twin satellites for NASA Wednesday that will study how the electrically-charged solar wind interacts with Earth’s magnetic field, creating constantly changing and occasionally dangerous “space weather” affecting satellites, electrical grids and other critical systems.

Sixty upgraded satellites for SpaceX’s Starlink broadband network rocketed into orbit Monday from Florida’s Space Coast, debuting performance enhancements and notching new firsts in SpaceX’s list of rocket reuse accomplishments.