Perhaps those emperors had heard something, but most of them couldn't even control a realm.
The realms were directly divided into sizes, and Jian Wushuang, who had comprehended the complete Supreme Dao, had already glimpsed the essence of the starry sky.
Beneath the starry sky lay the vast River of Time and Space with nine magnificent currents, as well as the tributaries of these temporal rivers.
Further down was the universe within the River of Time and Space. It was composed of countless stars when it first emerged, and powerful beings later opened up one Celestial Realm after another.
A Celestial Realm as enormous as the Great Si Region could be considered a middle-grade world, equivalent to a Star Region within a universe.
If the Heaven-Reaching Buddhist Realm and the 3,000 big worlds were not divided, they could be considered a high-grade world. However, they had now been divided into 3,000 middle-grade worlds and countless lower-grade worlds.
