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7. The secret to celestial navigation is...

While calculating longitude is complicated, anyone can find their latitude by measuring the angle between the horizon and the North Star (Polaris)

While calculating longitude is complicated, anyone can find their latitude by measuring the angle between the horizon and the North Star (Polaris)

While calculating longitude is complicated, anyone can find their latitude by measuring the angle between the horizon and the North Star (Polaris)

While calculating longitude is complicated, anyone can find their latitude by measuring the angle between the horizon and the North Star (Polaris)

Ronald Zak/AP
(Read caption)

The angle between the North Star and the horizon is your latitude

 

The angle between the North Star and the moon is your longitude

 

The Southern Cross (the constellation Cygnus) points due south

 

The angle between the North Star and the horizon is your distance from Greenwich, England

 
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