Beta Hollow
| Associated System | Ethenor System |
|---|---|
| Object Type | Cavern Moon |
| Size | 390 km |
| Composition | Basalt shell |
| Orbital Period | 45 d |
| Description | Sub-sat cavity resonating with low EM hum. |
| Tags | cavity mystery ethenor |
| Associated System | Ethenor System |
|---|---|
| Object Type | Cavern Moon |
| Size | 390 km |
| Composition | Basalt shell |
| Orbital Period | 45 d |
| Description | Sub-sat cavity resonating with low EM hum. |
| Tags | cavity mystery ethenor |