An Orbital ATK Minotaur 4 rocket partially powered by modified motors from a Cold War-era nuclear missile lifted off early Saturday from Cape Canaveral with a small U.S. military satellite to help track other objects in space. The solid-fueled launcher took off at 2:04 a.m. EDT (0604 GMT) after a weather delay.

The launch of a Soyuz rocket from French Guiana with four more satellites Thursday to join SES’s O3b broadband network will help satisfy growing bandwidth demands in Latin America, Africa and the Pacific islands until the deployment of a new generation of upgraded spacecraft in 2021, SES officials said.

NASA and SpaceX have delayed the launch of the Crew Dragon “Resilience” spacecraft from the Kennedy Space Center until 7:27 p.m. EST Sunday (0027 GMT Monday) to wait for improved downrange weather and sea conditions, and better onshore winds at the launch site.