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- Cosmological_principle abstract "In modern physical cosmology, the cosmological principle is the notion that the distribution of matter in the universe is homogeneous and isotropic when viewed on a large enough scale, since the forces are expected to act uniformly throughout the universe, and should, therefore, produce no observable irregularities in the large scale structuring over the course of evolution of the matter field that was initially laid down by the Big Bang.Astronomer William Keel explains:The cosmological principle is usually stated formally as 'Viewed on a sufficiently large scale, the properties of the universe are the same for all observers.' This amounts to the strongly philosophical statement that the part of the universe which we can see is a fair sample, and that the same physical laws apply throughout. In essence, this in a sense says that the universe is knowable and is playing fair with scientists.The cosmological principle depends on a definition of \"observer,\" and contains an implicit qualification and two testable consequences.\"Observers\" means any observer at any location in the universe, not simply any human observer at any location on Earth: as Andrew Liddle puts it, \"the cosmological principle [means that] the universe looks the same whoever and wherever you are.\"The qualification is that variation in physical structures can be overlooked, provided this does not imperil the uniformity of conclusions drawn from observation: the Sun is different from the Earth, our galaxy is different from a black hole, some galaxies advance toward rather than recede from us, and the universe has a \"foamy\" texture of galaxy clusters and voids, but none of these different structures appears to violate the basic laws of physics.The two testable structural consequences of the cosmological principle are homogeneity and isotropy. Homogeneity means that the same observational evidence is available to observers at different locations in the universe (\"the part of the universe which we can see is a fair sample\"). Isotropy means that the same observational evidence is available by looking in any direction in the universe (\"the same physical laws apply throughout\"). The principles are distinct but closely related, because a universe that appears isotropic from any two (for a spherical geometry, three) locations must also be homogeneous.".
- Cosmological_principle wikiPageID "173937".
- Cosmological_principle wikiPageLength "14843".
- Cosmological_principle wikiPageOutDegree "42".
- Cosmological_principle wikiPageRevisionID "694396239".
- Cosmological_principle wikiPageWikiLink Albert_Einstein.
- Cosmological_principle wikiPageWikiLink Alexander_Friedmann.
- Cosmological_principle wikiPageWikiLink Anisotropy.
- Cosmological_principle wikiPageWikiLink Background_independence.
- Cosmological_principle wikiPageWikiLink Big_Bang.
- Cosmological_principle wikiPageWikiLink Category:Physical_cosmology.
- Cosmological_principle wikiPageWikiLink Category:Principles.
- Cosmological_principle wikiPageWikiLink Clowes–Campusano_LQG.
- Cosmological_principle wikiPageWikiLink Copernican_principle.
- Cosmological_principle wikiPageWikiLink Friedmann–Lemaître–Robertson–Walker_metric.
- Cosmological_principle wikiPageWikiLink General_relativity.
- Cosmological_principle wikiPageWikiLink Georges_Lemaître.
- Cosmological_principle wikiPageWikiLink Hercules-Corona_Borealis_Great_Wall.
- Cosmological_principle wikiPageWikiLink Heuristic.
- Cosmological_principle wikiPageWikiLink Homogeneity_(physics).
- Cosmological_principle wikiPageWikiLink Homogeneity_and_heterogeneity.
- Cosmological_principle wikiPageWikiLink Hubbles_law.
- Cosmological_principle wikiPageWikiLink Huge-LQG.
- Cosmological_principle wikiPageWikiLink Isotropy.
- Cosmological_principle wikiPageWikiLink Karl_Popper.
- Cosmological_principle wikiPageWikiLink Large_quasar_group.
- Cosmological_principle wikiPageWikiLink Mechanical_equilibrium.
- Cosmological_principle wikiPageWikiLink Metric_expansion_of_space.
- Cosmological_principle wikiPageWikiLink Newtons_law_of_universal_gravitation.
- Cosmological_principle wikiPageWikiLink Nucleosynthesis.
- Cosmological_principle wikiPageWikiLink Null_hypothesis.
- Cosmological_principle wikiPageWikiLink Observable_universe.
- Cosmological_principle wikiPageWikiLink Parsec.
- Cosmological_principle wikiPageWikiLink Perfect_Cosmological_Principle.
- Cosmological_principle wikiPageWikiLink Philosophiæ_Naturalis_Principia_Mathematica.
- Cosmological_principle wikiPageWikiLink Physical_cosmology.
- Cosmological_principle wikiPageWikiLink Planck_epoch.
- Cosmological_principle wikiPageWikiLink Redshift.
- Cosmological_principle wikiPageWikiLink Sloan_Great_Wall.
- Cosmological_principle wikiPageWikiLink Timeline_of_the_formation_of_the_Universe.
- Cosmological_principle wikiPageWikiLink U1.11.
- Cosmological_principle wikiPageWikiLinkText "Cosmological principle".
- Cosmological_principle wikiPageWikiLinkText "assumed".
- Cosmological_principle wikiPageWikiLinkText "cosmological model".
- Cosmological_principle wikiPageWikiLinkText "cosmological principle".
- Cosmological_principle wikiPageWikiLinkText "homogeneous and isotropic universe".
- Cosmological_principle wikiPageWikiLinkText "homogeneous and isotropic".
- Cosmological_principle wikiPageWikiLinkText "homogeneous, isotropic Universe".
- Cosmological_principle wikiPageWikiLinkText "smooth homogeneous universe".
- Cosmological_principle wikiPageWikiLinkText "the universe is isotropic".
- Cosmological_principle wikiPageUsesTemplate Template:Cosmology.
- Cosmological_principle wikiPageUsesTemplate Template:Reflist.
- Cosmological_principle wikiPageUsesTemplate Template:Technical.
- Cosmological_principle subject Category:Physical_cosmology.
- Cosmological_principle subject Category:Principles.
- Cosmological_principle hypernym Notion.
- Cosmological_principle type Country.
- Cosmological_principle type Concept.
- Cosmological_principle type Physic.
- Cosmological_principle type Redirect.
- Cosmological_principle type Sub-discipline.
- Cosmological_principle comment "In modern physical cosmology, the cosmological principle is the notion that the distribution of matter in the universe is homogeneous and isotropic when viewed on a large enough scale, since the forces are expected to act uniformly throughout the universe, and should, therefore, produce no observable irregularities in the large scale structuring over the course of evolution of the matter field that was initially laid down by the Big Bang.Astronomer William Keel explains:The cosmological principle is usually stated formally as 'Viewed on a sufficiently large scale, the properties of the universe are the same for all observers.' This amounts to the strongly philosophical statement that the part of the universe which we can see is a fair sample, and that the same physical laws apply throughout. ".
- Cosmological_principle label "Cosmological principle".
- Cosmological_principle sameAs Q319903.
- Cosmological_principle sameAs مبدأ_كوني.
- Cosmological_principle sameAs Космологичен_принцип.
- Cosmological_principle sameAs মহাজাগতিক_নীতি.
- Cosmological_principle sameAs Principi_cosmològic.
- Cosmological_principle sameAs Kosmologický_princip.
- Cosmological_principle sameAs Kosmologiske_princip.
- Cosmological_principle sameAs Kosmologisches_Prinzip.
- Cosmological_principle sameAs Kosmologia_principo.
- Cosmological_principle sameAs Principio_cosmológico.
- Cosmological_principle sameAs Kosmoloogiline_printsiip.
- Cosmological_principle sameAs اصل_کیهانشناختی.
- Cosmological_principle sameAs Kosmologinen_periaate.
- Cosmological_principle sameAs Principe_cosmologique.
- Cosmological_principle sameAs Prinsip_kosmologi.
- Cosmological_principle sameAs Principio_cosmologico.
- Cosmological_principle sameAs 宇宙原理.
- Cosmological_principle sameAs Kosmologisch_principe.
- Cosmological_principle sameAs Det_kosmologiske_prinsipp.
- Cosmological_principle sameAs Zasada_kosmologiczna.
- Cosmological_principle sameAs Princípio_cosmológico.
- Cosmological_principle sameAs m.017gjt.
- Cosmological_principle sameAs Космологический_принцип.
- Cosmological_principle sameAs Cosmological_principle.
- Cosmological_principle sameAs Kozmologický_princíp.
- Cosmological_principle sameAs Kozmološko_načelo.
- Cosmological_principle sameAs Kosmologiska_principen.
- Cosmological_principle sameAs หลักการพื้นฐานจักรวาลวิทยา.
- Cosmological_principle sameAs Evrensel_ilke.
- Cosmological_principle sameAs Космологічний_принцип.
- Cosmological_principle sameAs Q319903.
- Cosmological_principle sameAs 宇宙學原理.
- Cosmological_principle wasDerivedFrom Cosmological_principle?oldid=694396239.
- Cosmological_principle isPrimaryTopicOf Cosmological_principle.