fun Project but bad field of view, bit I got it .

Olympus OM-D E-M1X and Canon EF 200f2.8 + 1.4 TC. ( Unintentnioally on). 

30*15 sec F2.8 ISO 2000. 

Stacked and processed in Pixinsight 

No edit other than curves adjustment, Noise Exteminatot and Blur Exterminator.