This is a paid asset, but now you can download 3D Scifi Base Vol 1 Free.
Detail this asset from Unity Store: Original Link
3D Scifi Base Vol 1 v1.3 (Latest version)
3D Scifi Base Vol 1 is a cool modular kit to help you to create some space bases structures, for your survival planet games or spaceship scenes!
More than 200 prefabs and a cool example map are provided.
You can create many types of structures! Take a look on the video to see a map with a spacebase exterior/interior example.
You can create simples structures or more complex, with multiple floors!
4K PBR textures and ID maps are included! (AO, normal, ID, diffuse, metalness…)
The kit is very easy to use and many prefabs ares provided.
Do not forget to read the FAQ before!
The kit is NOT optimized for mobiles.
Update 1.2 is included (new props) :
– Random Door Bug fix, thanks to Ilia.
– Power Shield generator added.
– Force field script/shader added.
– Electric pylon added.
– Basin added.
– Reactor for shields.