Once the Artemis 2 astronauts get beyond the protective environment of Earth's atmosphere and magnetic field, they will be subject to space radiation.

Victor Glover, Jeremy Hansen, Reid Wiseman and Christina Koch's mission is partly intended to pave the way for a future lunar landing in the coming years.

The crew: commander Reid Wiseman, pilot Victor Glover, and mission specialists Christina Koch and Jeremy Hansen will launch from Pad 39B at NASA’s Kennedy Space Center spacecraft atop NASA’s SLS (Spac...