Astronauts are still within the Van Allen belts so largely protected unless a solar flare deforms the field enough to weaken their protection. https://en.m.wik

Astronauts are still within the Van Allen belts so largely protected unless a solar flare deforms the field enough to weaken their protection. https://en.m.wikipedia.org/wiki/Van_Allen_radiation_belt https://en.m.wikipedia.org/wiki/Van_Allen_radiation_belt