| Answer | Crossword Clue |
|---|---|
| SOLS | Mars days, in "The Martian" |
| martians | MARTIAN, a supposed inhabitant of the planet Mars |
| YEAR | About 687 Martian days |
| SOLS | Days on Mars |
| YEAR | 687 days on Mars |
| YEAR | 687 days, on Mars |
| SOLS | What days on Mars are called |
| YEAR | On Mars, this is 687 days |
