Related Clues:
- Planet paths
- Temporary routes
- Trips around the world?
- Cause of some trip delays
- Circles a planet
- Continuous paths
- What this puzzle's eight concentric rings (uncircled and circled) represent
- Satellite tracks
- Round-the-world trips?
- Circles the earth
- Circles, as the earth
- Space laps
- Satellites' paths
- Revolves about
- Lunar circuits