| Other methods of aerial navigation, such as celestial navigation, produced no signals but depended upon the skillful use of instruments and the cooperation of the weather. |
| More about this will be mentioned when we come to celestial navigation. |
| Arab navigational tools like the astrolabe and quadrant were used for celestial navigation. |
| At Annapolis, he took a course in celestial navigation, which engendered his love of the sky. |
| Celestial navigation trainers combine a simple flight simulator with a planetarium in order to train aircraft crews in celestial navigation. |
| Noonan was using a combination of celestial navigation and dead reckoning. |
