| Answer | Crossword Clue |
|---|---|
| DELVER | One who probes |
| LUNAR | One of the "probes." |
| VENUS | One of the space probes. |
| LUNIK | One of the moon probes. |
| prober | one that probes (to examine thoroughly) |
| probers | PROBER, one that probes (to examine thoroughly) |
| vikings | one of a series of space probes that obtained scientific information about Mars |
| viking | one of a series of space probes that obtained scientific information about Mars |
| voyager | one of a series of U.S. space probes that obtained scientific information while flying by the planets Jupiter, Saturn, and Uranus |
