Trying to make a tron styled Skysphere and atmosphere

the images below are taken from tron and are almost perfect illustrations of the atmosphere i want to create, i’m looking for a midnight sky with lightning if its possible and could anyone give me some advice with regards to letting an Emissive light source act like light bulbs
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This was just posted on another thread in the reply, about how to make emissive materials work as lights.

i can make the buildings and emmisive segments, im looking for the sky atmospere