I don't think that's completely true. Details of the cosmic microwave background might indicate that we're at the center of the universe: - [Axis of evil (cosm

I don't think that's completely true. Details of the cosmic microwave background might indicate that we're at the center of the universe: - [Axis of evil (cosmology) - Wikiwand](https://www.wikiwand.com/en/Axis_of_evil_(cosmology) https://www.wikiwand.com/en/Axis_of_evil_(cosmology)) And besides the above, the CMB itself provides a 'natural absolute frame of reference' as it's the remnants of the very early universe.