Live coverage: Ariane 5 rocket deploys satellites for Australia, India

Set to fly in its most powerful configuration with five solid rocket boosters, a United Launch Alliance Atlas 5 rocket rolled out to Cape Canaveral’s Complex 41 launch pad Tuesday in preparation for a planned blastoff two days later with a U.S. military communications satellite.

Follow the key events of the Falcon 9 rocket’s ascent to orbit with 60 satellites for SpaceX’s Starlink broadband network.

An independent panel has informed NASA that the James Webb Space Telescope will not be ready for launch until March 2021, and Congress will have to reauthorize the long-delayed, over-budget mission after breaching an $8 billion cost cap, officials said Wednesday.