That's the thing, they're supposed to be doing that themselves. I dunno I might add a 50 pixel blend between them but it's not supposed to be a piece showing how well I can blend everyone's pictures.
[Edit] I'm gonna add some links in here to some tuts that'll help the guys that have no inspiration and/or feel that they need help making a section.
First of Greg Martin's Website:
Star Feild Making a planet Nebula Step Through
Next up is Alyn from Devart:
Advanced Planet Making Nebulae in Space Art Stars Tutorial Explode a Planet
Articles:
Capturing Heaven