Noctilucent clouds?

Started 11 months ago | Discussions thread
gwales
Regular MemberPosts: 122
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Re: Noctilucent clouds?
In reply to PerrimanSmythe, 11 months ago

Amazing! That's the second time in my life I saw the word 'noctilucent', and it occurred in less than 5 minutes. This was the first time:

"the noctilucent clouds in the Earth's mesosphere"

http://en.wikipedia.org/wiki/Betelgeuse

--
Geoff Wales
Sydney
Australia

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