Photos: Gantry retracted from Atlas 5

A new generation of spacecraft with unprecedented clarity and speed to observe the weather, improve forecasting and enhance tracking of severe storms across the United States begins with the launch of an Atlas 5 rocket on Saturday.

Fresh from its inaugural test flight in space, Boeing’s first reusable Starliner crew capsule has been named “Calypso” by NASA astronaut Suni Williams, who will command the same vehicle on its next trip into orbit.

The International Space Station crew reaches out with the Canadian robotic arm and grabs the free-flying Cygnus OA-7 commercial cargo ship filled with supplies, food and science gear.