A hundred years ago, the scientific consensus asserted that space travel wasn’t just difficult — it was physically impossible. The successful return of the Artemis II astronauts has proven, once again ...

There are more opportunities to access space than ever, thanks to a bevy of commercial rockets, some with reusable boosters, led by SpaceX’s workhorse Falcon 9. So why is NASA launching fewer ...

The second Artemis mission took four astronauts around the moon and back — the first crewed deep-space flight since 1972. Not everyone gets a chance to put on a space suit, but you can still be an ...