Detail this asset from Unity Store: Original Link
This is a paid asset, but now you can download Solar System Free.
Solar System v3.3
NOTE If this download link require a Decryption key, please enter this key: ozSgyIMe-LCFUlftLRSTlb_r102B39Feb8lNnFPfep8
Version 4.2 released.
WEB GL Demo – textures resolution lowered to 2048
Two modes available – Detailed and Orbital OverviewOrbital view of the whole solar system. Displays planet name on hover and navigate to it once clicked. Each planet have its own orbit and can be easily set up (radius size, elliptic shape and angle).
Mobile support
– Pinch to zoom
– Rotation on finger movement on every direction
– Increased resolution to 8192×8192 px for most of the planets.
– New realistic atmosphere shader(control amount of atmosphere, color, radius)
– Planets information (Dynamically read from txt files – easy to modify)
– Planets orbiting around the Sun
– Each planet size can be set up individually from the script
– 5 different Planet meshes (Super low, low, medium,high, high poly)
– Day/Night transition for planet Earth
– 4 satellites
Package contain 9 planets, 5 satellites and Sun.
Prefabs:
– Main Camera setup with UI
– Mercury
– Venus
– Earth
– Moon
– Mars
– Jupiter
– Saturn
– Uranus
– Neptune
– Pluto
Satellites:
– Phobos, Deimos, Io, Europa
Textures in Unity set to 4096×4096 to reduce import time
Make sure you make backup before importing