SLS and Orion on the pad during the Artemis 2 wet dress rehearsal Feb. 2. Credit: NASA/John Kraus Depending on when you read this, NASA will be weeks — perhaps days — from one of its biggest missions ...

You can probably conjure this vision of the moon—hold the image in your mind and transmit it off this planet and onto our shining opalescent companion. Peaks in the sun? I’ve seen that. This week, we ...

With a splashdown in the Pacific Ocean on Friday evening, the epic Artemis II moon mission came to an end. Americans have been tracking the progress of the four astronauts — commander Reid Wiseman, ...