Aurora Borealis 2 The Aurora Borealis or Northern Lights are often a feature of the night sky in Orkney. The Aurora is the result of interactions between the Earth's magnetic field and charged particles from the Sun, and are usually seen in autumn and winter when the sky is dark. The phemenon is best seen on clear nights when there is no Moon. aurora_02443 aurora_02454 aurora_02455 aurora_02458 aurora_02459 aurora_02462 aurora_02465 aurora_11231 aurora_11232 aurora_11309 aurora_11310 aurora_11311 aurora_11312 aurora_11313 aurora_11314 aurora_11315