Strange Clouds Spotted at the Edge of Space
(SPACE.com)
Space / Astronomy Related News
SPACE.com - A weirdly wonderful sight appeared to astronauts aboard
the International Space Station this summer - thin blue clouds hovering at the
boundary between Earth's atmosphere and the void.
Source: Yahoo! News: Space & Astronomy News
Maybe these are the clouds that made the sun dogs and moon dags as we called them growing up. like a halo around the sun or moon. In the smog ridden city I have never noted the effect but did when I was at my parents a few weeks back.