Photos: More shots of Delta 4 liftoff

SpaceX rolled a Falcon Heavy rocket back to its launch pad in Florida Tuesday night for liftoff Thursday with a high-power Viasat broadband satellite, following an eight-day delay for a launch vehicle engine swap.

A powerhouse communications satellite with up to five times the capacity of most existing telecom craft reached orbit Wednesday after a nighttime blastoff from French Guiana aboard an Ariane 5 rocket, marking an auspicious start to the deployment of Intelsat’s $2 billion next-generation satellite network.

United Launch Alliance plans to assemble leftover parts for a Delta 2 rocket display at the Kennedy Space Center Visitor Complex in Florida alongside other icons of U.S. rocketry, the company announced Saturday soon after the final Delta 2 launch.