Live coverage: International Space Station crew lands in Kazakhstan

A Russian-built Soyuz booster lifted off Friday from the European-run spaceport in French Guiana, carrying four new broadband Internet satellites to orbit to join the O3b network owned by SES. Launch occurred at 1710:06 GMT (12:10:06 p.m. EST).

SpaceX’s Falcon 9 rocket will go from Cape Canaveral to low Earth orbit in 10 minutes Thursday with a Dragon capsule heading for the International Space Station carrying nearly 6,000 pounds of supplies and experiments.

These narrated videos show the pre-launch preparations that readied the United Launch Alliance Atlas 5 rocket and the Orbital ATK Cygnus commercial cargo-delivery spacecraft for flight and rolling to Complex 41 for liftoff to the International Space Station.