Affect of stars
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Affect Of Stars. Jesse Garcia. Polynesians. They used a type of celestial navigation system called wayfaring, which means they used information about the stars, sun, moon, planets, ocean and trade winds to know which way to go.

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Affect Of Stars

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Affect of stars

Affect Of Stars

Jesse Garcia


Polynesians

Polynesians

  • They used a type of celestial navigation system called wayfaring, which means they used information about the stars, sun, moon, planets, ocean and trade winds to know which way to go.

  • They built boats with a system of rungs that would line up with key stars on the horizon for the navigator to tell direction.


The vikings

The Vikings

  • They primarily used coastal navigation which means that they kept land in sight.

  • But when they traveled across the Atlantic ocean they used a sun compass, which could tell them direction by casting a curved shadow onto a disk with notches carved on it.


Ancient greeks

Ancient Greeks

  • The had a guy named Ptolemy, who was the first to make maps using stories from travelers and sailors.

  • They also were the first to use latitude and longitude to tell positioning on a map.


Europeans

Europeans

  • They also used celestial navigation. They used the rising of the sun to orientate them from being east or west.

  • And they used the positioning of navigational stars to orientate whether from being north or south.


Important stars for navigation

Important Stars For Navigation?

  • One is the North Star, called Polaris, which is a part of the constellation Ursa Minor, commonly known as the little dipper.

  • Second is the southern cross. Which is a constellation of four stars called Crixa, two of which point towards the celestial south pole.


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