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Cosmogony

The Big Bang theory of modern cosmology postulates the universe began as a dense hot fire ball.

Cosmogony, also spelled as cosmogeny,[1] or cosmogenesis[2] is any model concerning the origin of the cosmos or the universe.[3][4]

Types

While cosmogony generally refers to origin stories, the nature and subject of these stories varies with times and sources. Ancient Greece developed a cosmogony focused on the origin of matter, space, and time with a transition from Chaos to Cosmos. This was a form of "philosophical cosmogony" that is distinct from modern empirical science but which nevertheless dealt with many similar questions.[5]: 7  Another type of cosmogony focuses on the formation and evolution of the Solar System.[4] or sometimes the formation of galaxies.[3] Modern the cosmological model of the early development of the universe is the Big Bang theory[6], but it is based on a model known to fail at the very earliest times.[7]: 275  Thus modern cosmogony is not generally a consequence of modern cosmology theories.

Scientific theories

Sean M. Carroll, who specializes in theoretical cosmology and field theory, explains two competing explanations for the origins of the singularity, which is the center of a space in which a characteristic is limitless[8] (one example is the singularity of a black hole, where gravity is the characteristic that becomes limitless — infinite).

When the universe started to expand, the Big Bang occurred, which evidently began the universe[citation needed]. The other explanation, held by proponents such as Stephen Hawking, asserts that time did not exist when it emerged along with the universe. This assertion implies that the universe does not have a beginning, as time did not exist "prior" to the universe. Hence, it is unclear whether properties such as space or time emerged with the singularity and the known universe.[8][9][clarification needed]

Mythology

The Sumerian tablet containing parts of the Eridu Genesis
The Creation of the Four Elements as published by Holland in 1589 from Ovid's book: Metamorphoses

In mythology, creation or cosmogonic myths are narratives describing the beginning of the universe or cosmos.

Some methods of the creation of the universe in mythology include:

Creation myths may be etiological, attempting to provide explanations for the origin of the universe. For instance, Eridu Genesis, the oldest known creation myth, contains an account of the creation of the world in which the universe was created out of a primeval sea (Abzu).[11][12] Creation myths vary, but they may share similar deities or symbols. For instance, the ruler of the gods in Greek mythology, Zeus, is similar to the ruler of the gods in Roman mythology, Jupiter.[13] Another example is the ruler of the gods in Tagalog mythology, Bathala, who is similar to various rulers of certain pantheons within Philippine mythology such as the Bisaya's Kaptan.[14][15]

The representation of the Universe as rooted in Serer religion and Cosmogony

Compared with cosmology

In the humanities, the distinction between cosmogony and cosmology is blurred. For example, in theology, the cosmological argument for the existence of God (pre-cosmic cosmogonic bearer of personhood) is an appeal to ideas concerning the origin of the universe and is thus cosmogonical.[16] Some religious cosmogonies have an impersonal first cause (for example Taoism).[17]

However, in astronomy, cosmogony can be distinguished from cosmology, which studies the universe and its existence, but does not necessarily inquire into its origins. There is therefore a scientific distinction between cosmological and cosmogonical ideas. Physical cosmology is the science that attempts to explain all observations relevant to the development and characteristics of the universe on its largest scale. Some questions regarding the behaviour of the universe have been described by some physicists and cosmologists as being extra-scientific or metaphysical. Attempted solutions to such questions may include the extrapolation of scientific theories to untested regimes (such as the Planck epoch), or the inclusion of philosophical or religious ideas.[9][16][6]

See also

References

  1. ^ Halliwell, Jonathan J. (July 1989). "The dichotomy of cosmogeny". Nature. 340 (6228): 17–18. doi:10.1038/340017a0. ISSN 0028-0836.
  2. ^ Layzer, David, ed. (1990). Cosmogenesis: the growth of order in the universe. New York: Oxford University Press. ISBN 978-0-19-802221-3.
  3. ^ a b Ridpath, Ian (2012). A Dictionary of Astronomy. Oxford University Press.
  4. ^ a b Woolfson, Michael Mark (1979). "Cosmogony Today". Quarterly Journal of the Royal Astronomical Society. 20 (2): 97–114. Bibcode:1979QJRAS..20...97W.
  5. ^ Gregory, Andrew (2007). Ancient Greek cosmogony. London: Duckworth. ISBN 978-0-7156-3477-6.
  6. ^ a b Wollack, Edward J. (10 December 2010). "Cosmology: The Study of the Universe". Universe 101: Big Bang Theory. NASA. Archived from the original on 14 May 2011. Retrieved 27 April 2011.
  7. ^ Peacock, J. A. (28 December 1998). Cosmological Physics (1 ed.). Cambridge University Press. doi:10.1017/cbo9780511804533. ISBN 978-0-521-41072-4.
  8. ^ a b Carroll, Sean (28 April 2012). "A Universe from Nothing?". Science for the Curious. Archived from the original on 10 May 2016. Retrieved 22 April 2019.
  9. ^ a b Carroll, Sean; Carroll, Sean M. (2003). Spacetime and Geometry: An Introduction to General Relativity. Pearson.
  10. ^ Long, Charles. "Creation Myth". Encyclopedia Britannica. Retrieved 20 April 2019.
  11. ^ "Eridu Genesis Mesopotamia Epic". Encyclopaedia Britannica. Encyclopaedia Britannica, Inc. 20 July 1998. Retrieved 30 April 2019.
  12. ^ Morris, Charles (1897). "The Primeval Ocean". Proceedings of the Academy of Natural Sciences of Philadelphia. 49: 12–17. JSTOR 4062253.
  13. ^ Thury, Eva; Devinney, Margaret (2017). Introduction to Mythology Contemporary Approaches to Classical and World Myths, 4th ed. Madison Avenue, New York: Oxford University Press. pp. 4, 187.
  14. ^ Garverza, J. K. (2014). The Myths of the Philippines. University of the Philippines.
  15. ^ Jocano, F. L. (1969). Philippine Mythology. Quezon City: Capitol Publishing House Inc.
  16. ^ a b Smeenk, Christopher; Ellis, George (Winter 2017). "Philosophy of Cosmology". Stanford Encyclopedia of Philosophy. Retrieved 30 April 2019.
  17. ^ "BBC - Religions - Taoism: Gods and spirits". www.bbc.co.uk. BBC.
  • Media related to Cosmogony at Wikimedia Commons
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