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September 23, 2014 AT 12:55 pm

Beautiful Night Sky Imagery #arttuesday

Trails

Check out beautiful images of our night skies from Resnicklab’s Blog!

These are ‘star trails’: just leave the shutter open for a looooong time, and the stars trace out orbits due to the Earth’s rotation. See Polaris in the lower left? It’s not located *exactly* on the axis of rotation. The bright ‘dash’ in the lower right is a Air Force jet hitting it’s afterburner.

Read more.


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