Grand Space Opera: Light Age 2

Here is my submision for the Current Artstation Challenge Grand Space Opera: Light Age. 
Second Environnement ! 
I learned a lot and i'm pretty happy with the result ! 
Hope you'll like it ! 
You can see the progress of my submission here : 
https://www.artstation.com/contests/grand-space-opera-light-age/challenges/93/submissions/58910