Four astronauts are preparing for their journey around the moon. The mission was delayed this winter due to technical challenges. Lift off is scheduled for this Wednesday. NBC News’ Tom Costello reports from the Kennedy Space Center.

On Wednesday, Nasa is planning to launch the Artemis II mission, sending four astronauts on their way to the Moon.

NASA is hoping to lift off Wednesday on its Artemis II mission that will send a four-member crew on a nine-day trip around the moon and back before splashing down off the coast of San Diego. Mark Strassmann has more.

NASA's Artemis II mission is expected to last about 10 days, sending four astronauts on a high-speed journey around the moon and back in the first crewed lunar mission since the ​Apollo era. Artemis II is designed to pave the way for future missions aimed ‌at returning astronauts to the lunar surface later this decade.

Nasa's Artemis II mission will send four astronauts on the first crewed journey around the Moon in more than 50 years. The voyage is set to launch on 1 April from Florida. For the next two weeks — with new episodes every day — we’ll be running a special series from our space podcast,

NASA's Artemis II will send four astronauts to circle the moon without landing on it. The mission will set the stage for a human moon landing in 2028.

It’s humanity’s first flight to the moon since 1972. In a throwback to Apollo, NASA’s Artemis II mission will send four astronauts on a lunar fly-around. They’ll hurtle several thousand miles beyond the moon,

NASA's Artemis II mission will send four astronauts around the moon. Here's how the SLS rocket and Orion spacecraft will work.