Can Scientists Locate the Center of the Universe?

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Discussion Overview

The discussion centers on the concept of locating the center of the universe in relation to the Big Bang theory. Participants explore the implications of the Big Bang as an expansion of spacetime versus a traditional explosion, and whether such a center can be identified based on astronomical observations.

Discussion Character

  • Debate/contested

Main Points Raised

  • Some participants propose that if matter or energy was expelled in all directions during the Big Bang, differences in relative velocities could potentially indicate a center of the universe.
  • Others argue that the Big Bang should not be viewed as a literal explosion, but rather as an expansion of spacetime, likening it to the expansion of a balloon.
  • One participant asserts that there is no center to the universe, suggesting that the concept of a center is fundamentally flawed.
  • Another point raised is that even if the Big Bang were considered a literal explosion, the results of classical and relativistic expansions would not reveal a center.

Areas of Agreement / Disagreement

Participants express disagreement regarding the nature of the Big Bang and the existence of a center of the universe. Multiple competing views remain unresolved.

Contextual Notes

Participants reference different models of the universe's expansion, including classical and relativistic perspectives, without resolving the implications of these models on the existence of a center.

nihilius
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Energy or matter or whatever, after the big bang, should have been thrown out in all directions. Obviously, matter or energy traveling in opposite directions, at both sides of the centre of the explosion, had greater relative velocities than matter or energy traveling in closer paths at one side of the explosion. Has such difference been observed in astronomical observations? If that was the case, then maybe scientists could locate the centre of the universe.
 
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nihilius said:
Energy or matter or whatever, after the big bang, should have been thrown out in all directions. Obviously, matter or energy traveling in opposite directions, at both sides of the centre of the explosion, had greater relative velocities than matter or energy traveling in closer paths at one side of the explosion. Has such difference been observed in astronomical observations? If that was the case, then maybe scientists could locate the centre of the universe.

No, because the Big Bang was not a literal explosion, it was an expansion of spacetime which acts more like the expansion of the surface of a balloon than a firey explosion.
 
Pengwuino said:
No, because the Big Bang was not a literal explosion

We wouldn't see any differences even if it would be a literal explosion. The classical expansion of an infinite homogeneous mass distribution within a static Euclidean space leads to the same result as the relativistic expansion of an infinite flat space-time.
 

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