Most of the space agencies around the world announced lately their plans on human space exploration missions. But going to space is like a field trip to Chernobyl. Some protection is needed and neither sun cream or lead can provide a viable solution.
Scientists try to imitate Nature in the way it protects us from dangerous solar radiation or cosmic rays. They try to create an artificial magnetic field around the spacecraft which is strong enough to deflect all dangerous radiation.
The idea is not new. SS Enterprise from the Star Trek series was imagined to have such a deflector shield that the radiation would bounce off.
More on this...