SOURCE repository: Tzepes/Apollo-sMap: A game about the beauty of night sky gazing and astronomy (github.com)
Assets used:
https://unrealengine.com/marketplace/en-US/product/polygon-planets-pack
https://unrealengine.com/marketplace/en-US/product/draw-system
https://unrealengine.com/marketplace/en-US/product/alchemist-s-house
music by Alexander Nakarada, used under Creative Commons license