| Celestial Navigation Forum: Discussion forum and live chat. |
| Celestial Navigation Net: Annotated hub site of resources relating to navigating by the stars, including theory, practice, history, instruments, and classroom links. |
| German Institute of Navigation (DGON): About the organization. |
| How Columbus and Apollo Astronauts Navigated: Comparative analysis of techniques used then and now including dead reckoning and celestial navigation. Discussion of the "longitude problem." |
| International Association of Institutes of Navigation: About the organization. Online newsletter. Membership information. Definitions of navigation terms. International directory of organizations. |
| Lunar Rover Demonstration Navigation Group: About the Carnegie Mellon researchers creating a prototype for a new lunar rover that can navigate rugged terrain and the navigation system they're using. |
| Navigation and Related Subjects: Covers celestial navigation theory, sextant errors and corrections, rhumb line caluclations and coastal navigation and conning. |
| Near-Earth Navigation and Geodesy: Describes the activities and research of the Navigation Research Office at the European Space Operations Center. |
| Nordic Institute of Navigation: About the organization. Membership information. Meeting programs. Discussion forum. |
| Royal Institute of Navigation: About the London based organization. Membership information. Online newsletter and briefings. Mailing list. Search the organizations library or journals. Competitions and events schedule. |
| The Institute of Navigation: Meeting programs with abstracts. Award winners and nomination forms. Membership information. Online version of the quarterly newsletter. Index of the organization's annual journal. |
| The Navigation Foundation: A non-profit corporation dedicated to the preservation of the art of celestial navigation. Mission, membership benefits, contact information. |
| US Coast Guard Navigation Center: News, updates and advisories. Links to local US Coast Guards sites. Downloadable publications. |
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