Sun is the energy source of most of the creatures on the earth, and it can be used to combine several elements, for example Alcohol, Black Hole, Brick, Day, Gold, Jerky, Meteoroid, Oxygen, Rainbow, Sky, Solar Cell, and Solar System. Here we figured out how to make sun in Little Alchemy 2. Check out the below detailed instructions and try it yourself in the game.
Earth + Earth = Land
Land + Land = Continent
Continent + Continent = Planet
Planet + Fire = Sun