26.6 MB (4.5 MB compressed)
3500 x 2652 pixels
29.7 x 22.4 cm ⏐ 11.7 x 8.8 in (300dpi)
CHRIS MADELEY / SCIENCE PHOTO LIBRARY CHRIS MADELEY / SCIENCE PHOTO LIBRARY
Aurora borealis or northern lights display over a snow-covered log cabin and trees. Aurorae are caused by energetic charged particles from the Sun colliding with gas molecules in the upper atmosphere near the poles. Photographed in Alaska, USA.
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