Voyager spacecraft falsecolour image of the planet Neptune taken during August when Voyager passed within km of Neptunes north pole This falsecolour image obtained using the ultraviolet violet and green filters of Voyagers wideangle camera highlights details of weather systems revealing clouds located at different altitudes in different colours The prominent Great Dark Spot centre a giant storm system the size of Earth appears surrounded by pink wispy clouds at high altitudes Areas of dark deep lying cloud appear dark blue in this image