Noctilucent clouds are clouds that can be seen in summer from July to August, shortly after the sunset or before sunrise. They are located much higher than normal clouds, at a height of approximately 80 km, therefore seen when the Sun illuminates their the bottom side.
Object: Noctilucent clouds Date: 4 July 2014 01:25 UT Equipment: Nikon D3000, Nikkor 18-55mm@55mm, f/5.6, ISO 800, 30sObject: Noctilucent clouds Date: 4 July 2014 01:36 UT Equipment: Nikon D3000, Nikkor 35mm, f/1.8, ISO 200, 10s
Object: Noctilucent clouds Date: 4 July 2014 01:45 UT Equipment: Nikon D3000, Nikkor 35mm, f/2.5, ISO 200, 15s
