Live coverage: Fresh crew docks at space station

Six RD-276 engines powered a Russian Proton rocket off the launch pad Wednesday at the Baikonur Cosmodrome in Kazakhstan, boosting a television broadcast payload for Eutelsat and the first commercial robotic satellite servicing spacecraft into orbit.

A commercial communications satellite set for launch from Florida’s Space Coast on a SpaceX Falcon 9 rocket to beam broadband and television signals across the Asia-Pacific region will remain on Earth until at least Sunday night, 24 hours later than previously scheduled.

Live coverage from NASA Television for the launch of a Russian Progress cargo ship to the International Space Station. Liftoff from the Baikonur Cosmodrome, in Kazakhstan is scheduled for 0709 GMT (3:09 a.m. EDT).