Noctilucent clouds at the Tuomi Observatory

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Pictures taken with Canon 350D & 700D cameras unless otherwise noted

NLC July 2, 2003
Noctilucent clouds with aurora

35mm film
60 sec F/2 35mm lens

NLC June 19, 2007
Noctilucent clouds

1.3 sec F/3.5 18mm lens ISO 1600

NLC July 13, 2009
Noctilucent clouds with the Moon and Venus

30 sec F/3.5 18mm lens ISO 1600

NLC July 6, 2020

0.4 sec F/3.5 18mm lens ISO 3200

NLC July 10, 2020
with comet C/2020 F3 (NEOWISE)

3.2 sec F/4 75mm lens ISO 1600

Photos by Tenho Tuomi, Saskatchewan, Canada