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Astronomy Photographer of the Year 2014: the shortlist - in pictures

Astronomy Photographer of the Year 2014: the shortlist - in pictures

The Guardian

Celestial Dance by Dr Claus Possberg (Germany). In this spectacular image of the northern lights unfolding over a fjord, in Skjervøy, Troms, Norway, the vibrant colours are produced at various altitudes by different atmospheric gases, with blue light emitted by nitrogen and green by oxygen. Red …

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