Artemis II crew cleared to depart Earth orbit, head for moon
The engine firing is timed to provide a slingshot-like boost to the Orion capsule, speeding it up to some 25,000 mph, the velocity needed to break free of Earth's gravitational clasp for a four-day...

Source: www.cbsnews.com
The engine firing is timed to provide a slingshot-like boost to the Orion capsule, speeding it up to some 25,000 mph, the velocity needed to break free of Earth's gravitational clasp for a four-day trek to the moon.