| Answer | Crossword Clue |
|---|---|
| TWO | Number of satellites around Mars |
| kosmos | one of a long series of Soviet satellites that have been launched into orbit around the earth |
| atlases | liquid-propellant booster rocket used with upper stages to launch satellites into orbit around the earth |
| atlas | liquid-propellant booster rocket used with upper stages to launch satellites into orbit around the earth |
