| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| science fiction outer space books | 1.96 | 0.4 | 2073 | 90 |
| science fiction outer space movies | 1.08 | 1 | 3371 | 12 |
| fiction about outer space | 0.8 | 0.8 | 2300 | 26 |
| books on outer space | 0.18 | 0.7 | 8962 | 95 |
| science fiction space books | 0.83 | 1 | 3671 | 83 |
| kids books about outer space | 0.33 | 0.7 | 1195 | 61 |
| from outer space book | 1.9 | 0.3 | 7393 | 54 |
| outer space picture books | 0.78 | 0.4 | 2610 | 83 |
| outer space board books | 1.03 | 0.1 | 2157 | 30 |
| fiction books about space | 0.15 | 0.2 | 9489 | 50 |
| free space science fiction books | 1.49 | 0.5 | 8076 | 59 |
| children's books about outer space | 0.66 | 0.5 | 7432 | 42 |
| fiction novels about space | 1.67 | 0.7 | 1874 | 61 |
