How can an astrophysicist play his role more effectively in the progress of country and prosperity of human beings?

To really propel your exposure, consider first, meeting George Jetson.  

Then, after that, His Boy Elroy.  

Reaching the stars means aligning with Daughter Judy.

Then, obviously ask for some cookies from Jane His Wife. 

Getting to know these people on a macro molecular level should suffice to cover your stellar status with all galactic constellations thereafter.