| Answer | Crossword Clue |
|---|---|
| LEONOV | First man to walk in space |
| ALEKSEI | Leonov who was the first man to walk in space |
| EDWHITE | First American to walk in space |
| ALEXEI | Cosmonaut Leonov, the first human to walk in space |
| GRISSOM | First man to fly in space twice |
| GUSGRISSOM | The first man to fly in space twice |
| NEIL | First name of the first man to walk on the moon |
