Tag Archives: space

Sprites

Posted on 2013-12-09 by arjaybe

Cloud of the Day – Sprites Another non-cloud cloud of the day, sprites are electrical phenomena. They emanate upward from the tops of thunderclouds, as lightning plays around the bottoms. Sprites weren’t caught on film before 1989, and only seriously … Continue reading →

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Aurora

Posted on 2013-12-01 by arjaybe

Cloud of the Day – Aurora Aurora is not clouds. Clouds can’t form in the tenuous wisps of atmosphere found at the heights, approximately 90 – 1,000 kilometers, where aurora occurs. Therefore, it is wrong for me to call aurora … Continue reading →

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Noctilucent

Posted on 2013-11-18 by arjaybe

Cloud of the Day – Noctilucent You thought nacreous clouds were high? Well, at as much as 80,000 feet they are, but compared to noctilucent clouds, nacreous are practically scraping the ground. Like nacreous, noctilucent clouds are best seen when … Continue reading →

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