| Introduction | p. 1 | |
| Places with Pull | p. 5 | |
| The Pulling Power of a Black Hole | p. 13 | |
| Black-Hole Beginnings | p. 19 | |
| The Blackness of Black Holes | p. 27 | |
| Mission Impossible? Seeking the Invisible | p. 33 | |
| Supersized Surprises | p. 39 | |
| Close Encounters of the Imaginary Kind | p. 49 | |
| Turning the Universe Upside-Down | p. 55 | |
| Time Line | p. 62 | |
| Glossary | p. 66 | |
| Author's Note | p. 70 | |
| Resources | p. 72 | |
| Image Credits | p. 73 | |
| Index | p. 74 |