| Answer | Crossword Clue |
|---|---|
| METIS | One of Jupiter's moons |
| LEDA | One of Jupiter's moons |
| ELARA | One of Jupiter's moons |
| EUROPA | One of Jupiter's moons |
| CALLISTO | Communication attempt is to one of Jupiter's moons (8) |
| GALILEO | Discoverer of four of Jupiter's moons |
| GALILEO | Discoverer of Jupiter's four largest moons |
| LARGEST | Like Ganymede among Jupiter's moons |
| GALILEAN | Like Jupiter's four largest moons |
