Astrophysics in a Nutshell: A Guide to the Cosmos Astrophysics is the "love child" of physics and astronomy. While astronomy focuses on observing and describing the night sky, astrophysics uses the laws of physics—like gravity, electromagnetism, and thermodynamics—to explain things happen out there. Core Concepts to Know

This is the "big picture" branch of astrophysics that studies the origin, evolution, and ultimate fate of the universe itself, including the Big Bang and dark energy. Helpful Resources for Beginners

Astrophysics in a Nutshell: Exploring the Universe | UE Blog

The dominant force that governs the motion of everything from moons and planets to entire galaxies.

Stars are born in nebulae, live by burning nuclear fuel, and die in dramatic ways—sometimes ending as white dwarfs, neutron stars, or black holes.