Question

what do I need to qualify if I need to go to space

Answer 1

In aeronautical science is the subject , you must pick it up.

And you must complete aeronautical engineering.

Answer 2

    Civilians apply to NASA directly. No matter the background, NASA wants its astronauts to have at least a bachelor's degree in engineering, biological science, physical science or mathematics. (The agency maintains a list of exceptions to these degrees, such as geography or aviation management.)