NASA's Artemis II crew left Earth orbit Thursday evening en route for the moon, marking a milestone not reached in more than 50 years.

The much-anticipated Artemis II launch is finally set to lift off. Will the weather cooperate? Here's the forecast.

At the farthest, Artemis II is set to travel about 250,000 miles from Earth, surpass Apollo 13's record. Here's the mission by the numbers.