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Big Bang/Related Articles
From Citizendium, the Citizens' Compendium
< Big Bang
- See also changes related to Big Bang, or pages that link to Big Bang or to this page or whose text .
- Astronomy : The study of objects and processes in the observable universe, e.g. stars, planets, comets or asteroids.
- Astrophysics : Hybrid of Physics and Astronomy that attempts to explain the physical workings of the celestial objects and phenomena.
- Cosmology : A branch of astronomy and of metaphysics committed to the study of the universe as a whole, of the contents, structure, and evolution of the universe from the beginning of time to the future.
- Cosmic inflation : Theorized exponential expansion of the universe at the end of the grand unification epoch, 10−36 seconds after the Big Bang, driven by a negative-pressure vacuum energy density.
- Universe : The summation of all particles and energy that exist and the space-time in which all events occur.
- General theory of relativity : An explanation of the phenomena of gravity as an effect of masses upon the geometry of space and time
- Galaxy : Gravitationally bound system of stars typically contain ten million to one trillion stars.
- Interstellar matter : The gaseous and dust material between the stars.
- Hubble constant : Add brief definition or description
- Earth : The third planet from the Sun in our solar system; the only place in the universe known by humanity to harbor life.
- Edwin Hubble : (1889-1953) American astronomer who demonstrated the existence of galaxies external to the Milky Way Galaxy and a relation between distance and velocity of recession for galaxies.
- : (1894-1966) Belgian priest and astrophysicist who introduced the concept now known as the big bang.