Empyrean is around 10^49 parsecs across, but it is no longer changing shape.
It is a very old universe, dating back to around 1.117 trillion BM. However, its background radiation has cycled back due to dark energy alterations, giving it a bluish tint, and stars still form here due to the actions of many hyperadvanced sapients.
The forces (other than dark energy) here are conventional.
There are trillions of planets here currently inhabited by non-sapient life. Sapient races that currently inhabit this universe include the:
Most of these races are members of the Urrun League.
Empyrean's age is known to be around 1.117 trillion years.
The most notable event to have occurred here is the War in Heaven.