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"I teach all of the classes in celestial navigation presently offered by ReedNavigation, including all of the classes currently offered at Mystic Seaport. I am fluent in nearly every technique and tool in celestial navigation from ancient historical methods to the most modern computer-based applications, and I am the world's leading expert in the topic of lunars --the process of determining absolute time at sea by measuring with a sextant the angular distance between the Moon and the Sun (or a selected star or planet)."
navigation  celestial  sailing  travel 
19 days ago by tsuomela
AstroNavigation | Vanderbilt University
Oooohhh! This looks so good! Learn to find your way around with a sextant, complete with needed theory and problems.
celestial  navigation  astro  sextant  goodstuff 
may 2018 by brentfarwick
I Built a Stable Planetary System with 416 Planets in the Habitable Zone
This system is completely stable—I double-checked with computer simulations. But nature would have a tough time forming this system. If it exists, it could only have been built by a super-advanced civilization. That’s why I call it the Ultimate Engineered Solar System.

Imagine the stories you could tell in these Ultimate Solar Systems! Each binary planet has a close neighbor hovering larger than the moon in the sky. The night sky has an amazing wealth of wandering stars, the other planets traci...
astronomy  scifi  fiction  engineering  planet  solar  star  celestial  habitable 
march 2018 by kybernetikos
Secret Garden – Illumination | Best Images Collections HD For Gadget windows Mac Android
Mystery Backyard garden – Illumination White Stones CD – a attractive, uplifting piece of audio, so inspiring. Mystery Backyard garden – Illumination
IFTTT  WordPress  Garden  celestial  meditation  mythical  oboe  peace  relaxation  relaxing  spiritual  Violin 
august 2017 by wotek

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