It’s Noctilucent Cloud season! And Brendan Alexander in Donegal Ireland captured this beautiful view on the morning of June 18, 2012. “The skies cleared before dawn and I was treated to the best Noctilucent Cloud display I have seen this season so far,” Brendan said on Flickr. We’ve featured Brendan’s work many times on Universe … Continue reading "Astrophoto: Noctilucent Clouds by Brendan Alexander"