By Tom Gillespie @TomGillespie1

Spectacular images show the awe-inspiring beauty of the Northern Lights over Maine in the US

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Spectacular images show the awe-inspiring beauty of the Northern Lights over Maine in the US

Green and violet lights shimmer in the sky
A silhouetted house has a vista of the other-wordly aurora

The majestic aurora dominates the sky when cosmic rays, solar wind, and magnetospheric plasma interact in the upper atmosphere.

For this the reason the natural light display typically appears in the northern hemisphere.

Stars can be seen in the top right hand-side of this image
Turquoise twilight: the lack of artifical light pollution helps with the clarity of the colours