A*A*A (to include A* in Physics and Mathematics). Grades A*AA, with A*A in Physics and Mathematics, in any order, level AS. A beginning astrophysicist can expect to earn less than an experienced astrophysicist leading a research project. Beginning astrophysicists can expect to work closely with their supervisors as they gain industry experience.
Astrophysics is a branch of science that deals with outer space. This subject involves the application of the laws of physics and chemistry to explain the birth of the universe, the birth, life and death of planets, stars, nebulae, galaxies and other celestial objects.
It's a very good idea to take Triple Science at GCSE if you want to be a doctor. Although it's not necessarily necessary to become a doctor, it will certainly make it easier for you to progress in the field, and you'll find that A-level subjects are a little more manageable.