Big Bang cosmology
E84394
Big Bang cosmology is the prevailing scientific framework that explains the origin, early evolution, and large-scale structure of the universe as emerging from an extremely hot, dense initial state that has been expanding over time.
Aliases (3)
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
cosmological theory
→
physical cosmology framework → scientific theory → |
| acceptedBy |
majority of contemporary cosmologists
→
|
| associatedWith |
Alexander Friedmann
→
Arno Penzias → George Gamow → Georges Lemaître → Robert Wilson → |
| basedOn |
Friedmann–Lemaître–Robertson–Walker metric
→
general relativity → |
| characterizedBy |
cooling of the universe over time
→
evolving matter and radiation densities → expanding spacetime → finite age of the universe → |
| contrastsWith |
plasma cosmology
→
steady-state cosmology → |
| describes |
early evolution of the universe
→
large-scale structure of the universe → origin of the universe → |
| explains |
Hubble–Lemaître relation between redshift and distance
→
distribution of galaxies on large scales → nearly uniform temperature of the cosmic microwave background → |
| frameworkFor |
modern observational cosmology
→
|
| implies |
the universe has been expanding over time
→
|
| includes |
Big Bang nucleosynthesis
→
cosmic inflation → matter–radiation decoupling → recombination epoch → structure formation era → ΛCDM model → |
| parameterizedBy |
Hubble constant
→
curvature parameter → dark energy density parameter → matter density parameter → |
| predicts |
cosmic expansion
→
cosmic microwave background radiation → large-scale structure formation → primordial nucleosynthesis → |
| requires |
precision cosmological parameters
→
|
| states |
the universe expanded from an extremely hot and dense initial state
→
|
| supportedBy |
Hubble–Lemaître law
→
cosmic microwave background observations → galaxy redshift surveys → light element abundances → |
| timeScale |
age of the universe about 13.8 billion years
→
|
| usesConcept |
cosmological principle
→
cosmological redshift → dark energy → dark matter → scale factor of the universe → |
Referenced by (6)
| Subject (surface form when different) | Predicate |
|---|---|
|
Big Bang nucleosynthesis
("Big Bang model")
→
Lemaître–Hubble law → |
providesEvidenceFor |
|
inflationary universe theory
→
|
compatibleWith |
|
Dennis Sciama
("Modern Cosmology")
→
|
hasWork |
|
hypothesis of the primeval atom
("standard Big Bang model")
→
|
historicalPrecursorOf |
|
Alan Guth
→
|
researchInterest |