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Related Concept Videos

Cyclic Processes And Isolated Systems01:19

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Metaphysical indeterminacy in Everettian quantum mechanics.

European journal for philosophy of science·2024
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The Great Loop: From Conformal Cyclic Cosmology to Aeon Monism.

Baptiste Le Bihan1

  • 1Philosophy Department, University of Geneva, 2 Rue de Candolle, 1205 Geneva, Switzerland.

Journal for General Philosophy of Science = Zeitschrift Fur Allgemeine Wissenschaftstheorie
|June 17, 2026
PubMed
Summary

Conformal cyclic cosmology suggests universes are linked. This paper argues a single universe can loop back on itself, exploring implications for eternal return theories.

Keywords:
AeonsConformal cyclic cosmologyEternal returnMetaphysicsOntologyTime

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Area of Science:

  • Cosmology
  • Theoretical Physics

Background:

  • Penrose's conformal cyclic cosmology (CCC) proposes a sequence of universes (aeons).
  • In CCC, the end of one aeon connects to the beginning of the next.
  • An alternative interpretation, aeon monism, suggests a single universe's end connects to its own beginning.

Purpose of the Study:

  • To evaluate aeon monism as a natural interpretation of CCC.
  • To explore the implications of aeon monism for the concept of eternal return.
  • To analyze these ideas within contemporary metaphysics of time.

Main Methods:

  • Conceptual analysis of Penrose's conformal cyclic cosmology.
  • Philosophical examination of cosmological models.
  • Discussion of eternal return and time metaphysics.

Main Results:

  • Aeon monism presents a viable, natural interpretation of CCC.
  • This interpretation offers new perspectives on the cyclical nature of existence.
  • The study connects CCC with philosophical concepts of recurrence.

Conclusions:

  • Aeon monism should be considered a valid interpretation of conformal cyclic cosmology.
  • The model has significant implications for understanding eternal return.
  • Further investigation into CCC and time metaphysics is warranted.