Search found 2 matches

by ralperhus
Tue Jan 13, 2009 2:17 am
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Unusual Light Pillars Over Latvia (2009 Jan 12)
Replies: 176
Views: 189304

Re: Unusual Light Pillars Over Latvia (2009 January 12)

If I may hammer my theory a little more: The main vertical column of light is deriving its light from the main point-source. The fan at the top, is derived from scattered light from all directions that the light is scattered and reflected, meaning all directions the light shines. So, light scattered...
by ralperhus
Tue Jan 13, 2009 12:15 am
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Unusual Light Pillars Over Latvia (2009 Jan 12)
Replies: 176
Views: 189304

Re: Unusual Light Pillars Over Latvia (2009 January 12)

I would like to offer as a theory for the cause of the fanning out of light atop the light pillars, the word Backscatter. To explain: the pillars themselves are refraction of the light between the light source and the viewer, right? Ok- but that which is refracting the light, may also be reflecting ...