— A Very Short Introduction

Select Quotes

1 Big Ideas

For Ever And Ever

Astrophysics is the application of the laws of physics to everything that lies outside our planet. – Page 4

3 Stars

Star Formation

When an interstellar cloud suffers a runaway increase in its density, it does not form one star but a whole group of stars. – Page 23

Exploding Stars

elements that lie beyond iron in the periodic table were formed in this way—thus the nuclei of bromine, silver, gold, iodine, lead, and uranium were all created in supernova explosions. – Page 38