The Northern Lights and a faint display of noctilucent clouds (low on the horizon) over the waters of Crawling Lake in southern Alberta, on June 24/25, 2017. A single exposure taken as part of a time-lapse sequence with the 20mm lens and Nikon D750.
A display of noctilucent clouds, the first seen from home in Alberta during the 2017 season, on June 23/24, 2017. This was a 12:43 am and the white NLCs mix with the colours of the perpetual twilight. Capella is the bright star at right of centre, circumpolar from this latitude of 51° North. This is with the 135mm telephoto and is the first frame from a 370-frame time-lapse. It is 5 seconds at f/2 and ISO 800.
