Deep Space Planets is one of the best packs you may ever looked into, contains the entire planet system that will help your upcoming space ship games look more realistic and engaging.

• A full model of the planet with a ring system that includes asteroids models, 4 moons around the planet

• Planet includes full animation, animated moons, asteroids

• HD resolution planet texture 4K x 2K diffuse with normal maps, asteroid texture with diffuse and normal maps

BONUS: 

• HD SpaceShip with textures, engine plasma, and amazing flight control

• HD Skybox

• Space dust

• Example scene with amazing deep space atmosphere, and all you can see in this

Asset Store Link – https://assetstore.unity.com/packages/templates/packs/deep-space-planets-2777