Astrophysics In A Nutshell (aka Basic Astrophys... [UPDATED]
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
Because light has a finite speed, looking at distant objects means seeing them as they were in the past. Light from the Sun takes about 8 minutes to reach us, while light from distant galaxies can take millions of years. Astrophysics in a Nutshell (aka Basic Astrophys...
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. This is the "big picture" branch of astrophysics