Contents
| Page | Type | Kind | Title | Author(s) |
|---|---|---|---|---|
| 3 | Short Fiction | Fiction | El mundo de mil colores | Robert Silverberg |
| 15 | Essay | Non Fiction | Un viaje a Marte | uncredited |
| 17 | Short Fiction | Fiction | Nuevos hombres para Marte | Calvin M. Knox |
| 43 | Short Fiction | Fiction | Un problema de caza | Robert Sheckley |
| 51 | Short Fiction | Fiction | Los cizañeros | Mack Reynolds |
| 57 | Short Fiction | Fiction | Esta estrella será libre | Murray Leinster |
| 69 | Short Fiction | Fiction | La señal 33 | Lee Grant |
| 81 | Short Fiction | Fiction | El primer golpe | James Blish |
| 91 | Short Fiction | Fiction | Los traperos del espacio | Clee Garson |
| 105 | Short Fiction | Fiction | ¿Uno de ellos? | Robert Abernathy |
| 117 | Short Fiction | Fiction | Hija de Cronos | Charles L. Harness |
| 125 | Short Fiction | Fiction | Ministro sin cartera | Mildred Clingerman |
| Page | Type | Kind | Title | Author(s) |
|---|---|---|---|---|
| Editor | Non Fiction | Fantasías del Futuro - 1958 | uncredited | |
| Cover Art | Non Fiction | Fantasías del Futuro, 1 | Ed Emshwiller |