Random triples
| Subject | Object |
|---|---|
| gptkb:Churyumov–Gerasimenko | first comet to be orbited by a spacecraft |
| gptkb:Churyumov–Gerasimenko | first comet to have a lander on its surface |
| gptkb:Giotto_spacecraft | first European deep space mission |
| gptkb:Giotto_spacecraft | survived dust impacts during Halley flyby |
| gptkb:Giotto_spacecraft | first close-up images of a comet nucleus |