Astronomy

Eligibility for M.Sc in Astronomy
The minimum eligibility required to be met for admission to the course is B.Sc or an equivalent degree with a minimum aggregate score of 50%. A few universities and colleges in India conduct entrance examinations for admission to the course.
M.Sc in Astronomy: Admission Process
Most of the institutes offering the course in India admit students on the basis of their performance in the relevant entrance test. Such institutions/ universities conduct their own entrance tests for offering admission. However, the admission process varies from college to college.
M.Sc in Astronomy: Academic Options
Upon the successful completion of the course, successful postgraduates interested in higher studies in the discipline may go for pursuing M.Phil/ Ph.D in the subject. Successful postgraduates of the course also have the option of joining non-profit organizations like the Association of Bangalore Amateur Astronomers (ABAA), involved in telescope making, organizing observation sessions for the public and popularization of astronomy.

Your son might not be eligible to pursue a Diploma in astronomy right after class 10th. To pursue a Diploma in astronomy, candidates are required to clear class 12th. How to become an Astronomer? To become an Astronomer, a Ph.D. degree is compulsory. First, you have to complete your 10+2 examination under the Science stream, especially in Mathematics and Physics. After that, you can join an undergraduate course in Astronomy. You can join for an honors/major in Physics with Mathematics as a secondary subject. Thereafter, you can join postgraduate degree in Physics or Astronomy. After competing master degree, you can do specialisation in astronomy leading to Ph.D
Regards.