| Answer | Crossword Clue |
|---|---|
| PERIGEE | Orbit's closest point |
| PERIGEES | Closest points in orbits |
| APOGEE | Orbit's most distant point |
| PERIGEE | Orbital point closest to earth |
| APSIS | Closest or farthest orbit point |
| PERIGEE | Closest point in an orbit |
| PERIHELION | Orbit point closest to the sun |
