Live coverage: 400th Proton rocket takes off with Russian satellite

A Russian Proton rocket rolled out to a launch pad at the Baikonur Cosmodrome on Sunday with a commercial communications satellite to broadcast high-definition television channels to millions of homes across Latin America.

Soaring into orbit in a rare middle-of-the-night launch from French Guiana, an Ariane 5 rocket took off at 0520 GMT (12:20 a.m. EST) Wednesday with a Eutelsat communications satellite to boost television capacity ahead of the Rio Olympics.

SpaceX launched a Falcon 9 rocket at 8:51 a.m. EST (1351 GMT) Sunday from Cape Canaveral with the first in a new line of upgraded U.S. Air Force GPS navigation satellites. The launch was delayed five days due to technical and weather concerns.