Basically any area of space may be used to define the light values at that place in space and the light that reaches the human eye of the observer on Earth.
in this relationship the opposite of the areas of light may be computed.
Having the first premise and the second, the third then may be computed as the pre beginning of the star system or planet or galaxy or even the pre universal requirements for everything ,even the mix of molecules needed for the existance of other human civilizations in space.
by Henryk Szubinski
The basic method of using the dark energy and dark matter of the universe.