What is astrophysics? Ask a Question › Category: Vocabulary Question › What is astrophysics? 1 Vote Up Vote Down Nadiya Zehra asked 3 years ago What is astrophysics? 1 Answers 0 Vote Up Vote Down Seerat answered 3 years ago Astrophysics is the branch of physics dealing with the composition of celestial bodies. Please login or Register to submit your answer Username or Email Address Password Remember Me