Topic
| Code | 20000718 |
|---|---|
| Name | astronomy |
| Description | The study of celestial objects through direct observation and theoretical models |
| Lft | 35 |
| Lvl | 2 |
| Rgt | 36 |
| Code | 20000718 |
|---|---|
| Name | astronomy |
| Description | The study of celestial objects through direct observation and theoretical models |
| Lft | 35 |
| Lvl | 2 |
| Rgt | 36 |