Photos: Predawn launch of Atlas 5

United Launch Alliance called off a test-firing of the company’s first flight-rated Vulcan Centaur rocket at Cape Canaveral Thursday to troubleshoot a problem with the booster’s engine ignition system.

This collection of images from NASA and SpaceX photographers shows the Crew Dragon spacecraft lifting off on top of a Falcon 9 rocket May 30.

A Soyuz rocket decorated to mark the 75th anniversary of the end of World War II in Europe fired into space Friday from the Baikonur Cosmodrome in Kazakhstan, sending a Progress supply ship on a fast-track, three-hour pursuit of the International Space Station.