Photos: Delta 4 lights up the sky for night owl launch

United Launch Alliance’s first Vulcan rocket was filled with methane and liquid oxygen propellants at Cape Canaveral last week for a tanking test, but managers decided to move the rocket back inside a hangar for a few adjustments before proceeding with an engine test-firing.

Relive Tuesday night’s spectactular liftoff of the United Launch Alliance Atlas 5 rocket carrying the Cygnus cargo ship with this series of replays.

After scrubbing a countdown Saturday to review sensor data, Rocket Lab launched its first mission of 2021 from New Zealand at 2:26 a.m. EST (0726 GMT) Wednesday. The company’s light-class Electron rocket carried a super-secret payload for OHB, a German-headquartered satellite manufacturer.