By CW4 Michael Carr – I had heard enough. This constant debate on the need for electronics. Someone would say, “Well, celestial is great, but you really need electronics, I mean...

Researchers at the University of Warwick have identified what is believed to be the earliest known marine navigation tool ever discovered.  The artifact, now determined to be an astrolabe, was...

By Commander Justin Harts, USN (USS Benfold) According to the definitive book on marine navigation familiar to most naval officers – “The American Practical Navigator” – navigation began the first...

  By Jaquelyn Burton (Coeval, Inc.) ECDIS is becoming ubiquitous – and that is a good thing. However, as we move towards more and more vessels relying wholly on ECDIS...

The above photo was taken using a technique we published in a story titled “Shipboard Digital Camera Tricks“. Many more great moon pictures by the photographer, Licya, can be found...

MaritimeLinks.net (a must see site) brings us what is reportedly “The Worlds Sexiest Sextant” or less smashingly called the Cassens & Plath Horizon Ultra. Why? Here’s their answer: WIRED magazine...

One of the keys to becoming good at celestial navigation is knowing what you’re looking for. That is why learning the constellations is important. Todays gCaptain tip is a simple...

See full size animated GIF on on using a sextant – Wiki Commons (Link Thanks to Never Sea Land)