Metadata
Author: WikiMatrix
Data
English[en]
Measurements of the cosmic microwave background indicate that the universe is very nearly spatially flat, and therefore according to general relativity the universe must have almost exactly the critical density of mass/energy.
Basque[eu]
Hondoko mikrouhin erradiazioaren neurketak diosku Unibertsoa espazialki ia laua dela, eta beraz erlatibitate orokorraren arabera Unibertsoak masa/energia kritikoaren kopuru antzekoak izan behar dituela.