천체와 우주 전체의 물리적 성질 및 과정을 연구하는 천문학의 한 분야.
The branch of astronomy that deals with the physical properties and processes of celestial bodies and the universe as a whole.
예문:
"She decided to pursue a doctorate in astrophysics to study the formation of black holes."
"Modern astrophysics relies heavily on data collected by space telescopes like the James Webb."
"The laws of astrophysics help explain how stars generate energy through nuclear fusion."