The engine firing provided 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 trek to the moon.

That power came from two solid rocket boosters and four RS-25 engines, which lifted the rocket into Earth orbit. Once the ...

After orbiting Earth, NASA’s Artemis II mission has begun its journey to the moon after a dramatic trans-lunar injection.

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 Artemis II crew will travel farther than any human before. Here's everything you need to know about the historic moment.

The Artemis II mission is expected to splash down off the coast of California on Friday night around 8:00 p.m., after ...

NASA's Artemis II mission achieved a significant milestone Thursday night, as its astronauts successfully fired their engines, propelling them out of Earth's orbit and onto a trajectory toward the ...

Four astronauts embarked on a high-stakes flight around the moon Wednesday, humanity’s first lunar voyage in more than half a century and the thrilling leadoff in NASA’s push toward a landing in two ...

Artemis II astronauts leave Earth orbit for the first time since 1972, beginning historic journey toward the moon.

After beginning its journey to the moon after a dramatic trans-lunar injection, the four-strong crew of the Orion spacecraft ...

As of Saturday, April 18, the Moon phase is Waxing Crescent. Tonight, 1% of the moon will be lit up, according to NASA's ...

Astronaut Christina Koch on her Artemis II mission, being the first woman to orbit the moon, and how climbing prepared her ...