https://i.ytimg.com/vi/0Ox6UD21f74/hqdefault.jpg

I use Andrew Price’s video where he makes an Earth rendering to make one for Second Life.
Get the textures and watch his video here
https://www.blenderguru.com/tutorials/earth-cycles
Don’t want to make one, get it here
https://marketplace.secondlife.com/p/Earth/16502881

source