Experts think humans should be able to safely travel to and from Mars, but harmful solar radiation poses some technological challenges.
![Will the flight to Mars be too dangerous for a crewed mission?](https://www.advancedsciencenews.com/wp-content/uploads/2021/08/nicolas-lobos-kGtFjYdm7DI-unsplash.jpg)
Experts think humans should be able to safely travel to and from Mars, but harmful solar radiation poses some technological challenges.