| on september | 10 | temporal |
| to study the outer solar system | 5 | purpose |
| earlier | 4 | temporal |
| voyager → be → launched | 31 |
| voyager → be launched by → nasa | 12 |
| negative | neutral | positive |
| 0.065 | 0.783 | 0.152 |
| Raw frequency | 43 |
| Normalized frequency | 0.633 |
| Modifier score | 0.500 |
| Perplexity | 57.972 |