 El bosque oscuro
| 5 |
 Astrophysics for People in a Hurry
| 3 |
 The Three-Body Problem
| 4 |
 The Gone World
| 4 |
 Improbable Planet: How Earth Became Humanity's Home
| 3.5 |
 The Paper Menagerie and Other Stories
| 4 |
 The End of Eternity
| 4 |
 I, Robot
| 3 |
 Tau Zero
| 3 |
 All You Zombies
| 4 |
 Ad Astra
| 3 |
 Ubik
| 4 |
 I Have No Mouth & I Must Scream
| 2 |
 They're Made Out of Meat
| 4 |
 Aurora
| 5 |
 The Last Answer
| 3 |
 The Nine Billion Names of God
| 3 |
 The Last Question
| 5 |
 All Systems Red
| 3 |
 The Quantum Thief
| 2 |
 Blindsight
| 4 |
 The Time Machine
| 3 |
 Flow My Tears, the Policeman Said
| 2 |
 The Forever War
| 4 |
 A Fire Upon the Deep
| 4 |
 Gateway
| 3 |
