Artemis II is officially flying to the moon after firing its thrusters and leaving Earth’s orbit at 7:49 p.m. — beginning an epic four-day journey that will take the crew where only 24 humans have gone before. The Orion capsule flawlessly executed the nearly six-minute maneuver — known as the translunar ejection burn — Thursday night, just over a day after the historic mission launched from Florida’s Cape Canaveral.