Can Another Universe Create Life-Producing Stars?

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Discussion Overview

The discussion explores the possibility of another universe with different physical constants and laws producing life-producing stars. Participants engage in speculative reasoning about the nature of universes, constants, and laws, considering various theories and perspectives.

Discussion Character

  • Exploratory
  • Debate/contested
  • Conceptual clarification

Main Points Raised

  • Some participants suggest that the setup in our universe is not necessarily the best for life, allowing for the possibility of other universes with different configurations.
  • Others argue that constants are derived from the laws of physics, leading to a debate about whether laws and constants can differ across universes.
  • A theory proposed by Eugene Savov suggests that the universe results from self-similar transforms, implying that laws remain the same while constants change.
  • Some participants express skepticism about the speculative nature of these ideas, emphasizing that without mathematical backing, they remain unscientific.
  • There is a discussion about the semantics of the term "universe," with differing definitions impacting the understanding of whether other universes can exist.
  • One participant asserts that logic is sufficient to validate claims, while others challenge this view, emphasizing the need for mathematical proof.
  • Lee Smolin's views are mentioned, with some participants agreeing with his assertion that basic laws would remain the same but constants could differ, while others contest the validity of his analogies.

Areas of Agreement / Disagreement

Participants do not reach a consensus; multiple competing views remain regarding the relationship between laws and constants, the nature of universes, and the validity of speculative theories.

Contextual Notes

Participants express uncertainty about definitions and the implications of their arguments, highlighting the complexity of the concepts discussed. There are unresolved mathematical steps and assumptions that influence the discussion.

  • #31
If there are other Universes out there, they would have the same laws we have here. The reason for that is... laws had to exist before our Universe existed, or else our universe would not be here. Those same laws apply to all other universes out there to be created, and the universes don't make up laws as they grow and expand. So the "Universe" as DragonGod puts it is correct. An expanse that covers all universes with the same laws to create any universe out there, and therefore each universe would have the same laws.
 
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  • #32
Rahmuss said:
If there are other Universes out there, they would have the same laws we have here. The reason for that is... laws had to exist before our Universe existed, or else our universe would not be here. Those same laws apply to all other universes out there to be created, and the universes don't make up laws as they grow and expand. So the "Universe" as DragonGod puts it is correct. An expanse that covers all universes with the same laws to create any universe out there, and therefore each universe would have the same laws.
Perhaps we could all spend some time getting our terminology onto a common basis?

I mean, 'universe' - one or many?
'laws' (of physics) - by definition, is there only one set (for the 'Universe', or all 'multiverses')? or does this term mean 'laws that we conclude apply in the (part of the) universe we can see'?
[and maybe some other semantic non-disagreements]

If we can agree on what we mean by the key terms we use, maybe we could get to have a real discussion. :-p
 

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