Video: X-37B payload mated to Atlas 5

Forecasting a future where satellite networks reach into vastly more ships, airplanes, homes and businesses, SES announced Monday it will buy at least seven high-capacity broadband and data relay satellites from Boeing for launch in 2021 into a rarely-used orbit several thousand miles over the equator.

Near-perfect weather for launching a rocket into space is expected at Cape Canaveral on Saturday when an Atlas 5 rocket is scheduled to fly.

A United Launch Alliance Atlas 5 rocket powered away from Vandenberg Air Force Base in California tonight to place a classified surveillance satellite into space for the U.S. National Reconnaissance Office. Follow the ascent in our live journal.