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- Wed Feb 24, 2010 7:37 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Exceptional Rocket Waves Destroy Sun Dog (2010 Feb 23)
- Replies: 65
- Views: 16879
Re: APOD: Exceptional Rocket Waves Destroy Sun Dog (2010 Feb
To create the visible waves in the cloud when the rocket passed, is in my mind due to the presence of a very thin layer of ice crystals through which the rocket passed. To create a halo and sundogs, the ice crystal faces in the cloud must be (somewhat) aligned, otherwise the random orientations woul...