hi ajith ,

yes , you can apply for aerospace after complition of mechanical diploma . You can opt for degree programme i.e. B.Tech in Aeronautical engineering by D2D process. D2D process allows diploma holder students to get admission direct in 2nd year of B.Tech.

Aeronautical engineering is a specialist discipline that branches into aircraft and aerospace engineering. Aeronautical Engineering offers a wide range of roles in research, design, development, testing, manufacture and maintenance.

You can get opportunities in top international aviation companies – government and private airlines, and organizations involved in military and space programs like IAF, ISRO and NASA etc. Aeronautical engineering offers a wide range of roles in research, design, development, testing, manufacture and maintenance.

all the best