The mission is the 13th collaboration between NASA and Elon Musk's SpaceX under the Commercial Crew Program.
A string of so-called "mysterious deaths and disappearances" prompted speculation that the incidents were connected.
NPR's Scott Detrow talks with Regina Barber and Nell Greenfieldboyce about the Artemis moon missions, the "seismic quiet" during a solar eclipse, and the origins of a mysterious interstellar visitor.