sky more pretty

Hi all!
I have a question:
I tried to use caelum into my project and I like it, but I have this question: this is the sun:


and the sun is 'orrible', I wish see the sun like skyx:


how can I do this?
thanks in advance

Read the SkyX source code. Make a patch. Submit to tdev. (Unless you never distribute your modified version, in which case publishing a patch is optional).