isotropy articles
What characteristic describes the universe appearing remarkably the same in every direction on the largest scales?
What is the measured temperature of the Cosmic Microwave Background (CMB) radiation across the observable sky?
What causes the observed dipole anisotropy in the CMB temperature measurements?
What structure do matter distributions form on scales smaller than about 300 million light-years?
How old was the universe when the radiation that forms the Cosmic Microwave Background (CMB) was emitted?
What foundational assumption does the standard cosmological model rely upon regarding the largest scales?
What is the role of the minuscule temperature variations, known as anisotropies, in the CMB?
What observation method can scientists use to test for directional preferences in the expansion rate across different lines of sight?
What scale defines the threshold above which the universe settles into its smooth, uniform appearance?
What concept describes the physical requirement that the laws governing cosmic evolution remain consistent over vast periods of time?
What are the two structural components forming the Cosmological Principle?
What property does isotropy imply when applied to all universe observers?
Over what scale must averaging occur for the Cosmological Principle to hold?
What dynamic solution emerges when CP combines with General Relativity?
What analogy visualizes the expansion described by FLRW models?
What observation provides the strongest empirical support for the Cosmological Principle?
How does lookback time help resolve Olbers' Paradox regarding the dark night sky?
What element does the Perfect Cosmological Principle add to the standard CP?
Which reported structure tests the assumption of homogeneity due to its large size?