[extropy-chat] Galaxy

Alfio Puglisi puglisi at arcetri.astro.it
Sat Sep 17 19:06:16 UTC 2005


>
> It is a computer generated galaxy.
>
> Gina

No, it's really M31. Check http://www.skyoptics.net/m31.htm and 
http://www.seds.org/messier/Jpg/m31.jpg or Amara's link.

Your image seems to have a compressed dynamic range to show stars more 
prominently, but it's definitely taken with a small telescope: there is 
visible there is visibile cromatic aberrations on luminous stars, 
elongated towards the center.

Alfio

On Sat, 17 Sep 2005, Gina Miller wrote:

>  ----- Original Message -----
>  From: Alfio Puglisi
>  To: ExI chat list
>  Sent: Saturday, September 17, 2005 12:08 AM
>  Subject: Re: [extropy-chat] Galaxy
>
>
>  On Fri, 16 Sep 2005, Gina Miller wrote:
>
>  >
>  > Our place in the galaxy: http://www.nanogirl.com/personal/galaxymap.htm
>
>
>  Aehm.. since that's the M31 galaxy, if you follow the map you'll find
>  yourself a couple of million light years away from home :-)))
>
>  Alfio
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