Astrophysics is the physics of the stars, and more widely the physics of the Universe.
In this Very Short Introduction , the leading astrophysicist James Binney shows how the field of astrophysics has expanded rapidly in the past century, with vast quantities of data gathered by telescopes exploiting all parts of the electromagnetic spectrum, com.
It enables us to understand the structure and evolution of planetary systems, stars, galaxies, interstellar gas, and the cosmos as a whole.
Astrophysics is the physics of the stars, and more widely the physics of the Universe