When the Artemis mission lands on the Moon, its crew will have to grapple with a challenging environment and extreme isolation. What will it take to thrive in a lonely Moon base?

NASA is set to send four astronauts to the moon and back as the launch window for the upcoming Artemis II mission opens next Friday (6 February).

The Artemis II mission was set to launch four astronauts on a trip around the moon no earlier than Sunday, but engineers detected leaking hydrogen at the base of the rocket.

Here's why the astronauts have brushed up on lunar geology, even though they won't land.

When NASA looks for people to send toward the Moon, the search often leads through the high desert of Northern Arizona. The latest contender, geologist and astronaut candidate Lauren Edgar, is not just passing through that landscape,