What gases should I take to be an astrophysicist?

5 GCSE entry requirements in grades 9 to 4 (A* to C), or equivalent, including English, Mathematics and Science, Levels 2 or 3 A, or equivalent, including mathematics and physics, a degree in a subject relevant to graduate study. Yes, mathematics and physics are the essentials. In addition, mathematics is good if you also want to get into physics.