Astra G
| Model Makers: | Rhenania Jr, RHEJ 257 |
| Shipping Company: | Rederij Groen |
| Vessel Type: | Seismic Research Offshore Support Vessel |
| Year of Build: | 2013 |
| Shipyard: | Scheepswerf Maaskant |
| length x width: | 40 mtr x 8,7 mtr |
| Additional info: | sister vessel: Aquarius G |