Photos: Russian Proton rocket blasts off with EchoStar 21

Greg Wyler has corralled blue-chip companies to invest in his dream to beam affordable broadband Internet signals around the world, a mission he sees as a prerequisite to providing billions of unconnected, underserved people with the tools necessary to succeed in a modern marketplace of goods, services and information.

A United Launch Atlas 5 rocket is set to launch the U.S. Air Force’s fourth Advanced Extremely High Frequency communications satellite from Cape Canaveral. This timeline shows the major mission events planned over a three-and-a-half-hour flight to an optimized geostationary transfer orbit.

Two more Beidou navigation satellites launched from China on Sunday, ending a record run of 18 satellite deployments this year for the Chinese alternative to GPS and placing the program on the cusp of expanding to full-time coverage over most of Asia, Africa and Europe.