Random triples
| Subject | Object |
|---|---|
| gptkb:Aitken_Basin | one of the oldest impact craters on the Moon |
| gptkb:Wolf_Creek_Crater | young age compared to other craters |
| gptkb:South_Pole-Aitken_basin | estimated using crater counting |
| gptkb:Stickney_crater | relative dating techniques |
| gptkb:South_Pole-Aitken_basin | estimated using radiometric dating |
| gptkb:Callisto | old |
| gptkb:Deimos | old |