Add Yahoo as a preferred source to see more of our stories on Google. Earth sets at 6:41 p.m. EDT, April 6, 2026, over the Moon's curved limb in this photo captured by the Artemis II crew during their ...

For the first time ever, humans have glimpsed the entire far side of the moon with their own eyes — and their photos are beginning to come in ...

There's one particular challenge facing the crewed missions of the near future that scares mission planners more than almost ...