I think that maybe these features in the game will be very complex and that situations vary greatly and small changes that would respect a planetary bodies and their positions could create numerous notable differences that would be difficult to reproduce in the game, I do not know, It could be somewhat difficult, at least if we were to take in mind the entire spectrum of the subject, on the other hand, something that might not be so complex if both its creation and its role in the game would be the color of the vegetation in the planet, let me explain:
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if a theoretically habitable planet orbited one type M star, the light spectrum that vegetation should absorb more would in infrared, so it should acquire a brown or black color, while K-type stars should acquire an orange or red Color and etc.., and so would vary and would be observed from the planet's orbit depending on the light spectrum of the star.
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I think in that regard would be more easier to recreate at least one part to start slowly.
pd: sorry if some words are wrong English is not my mother language.