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hubble constant

/ˈhʌbəl ˈkɒnstənt/

Traduction: En cosmologie, constante fondamentale qui décrit le taux d'expansion de l'Univers, exprimée en kilomètres par seconde par mégaparsec.

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phrase

/ˈhʌbəl ˈkɒnstənt/C2formalscientific
  • frEn cosmologie, constante fondamentale qui décrit le taux d'expansion de l'Univers, exprimée en kilomètres par seconde par mégaparsec.

A scientific term in cosmology representing the rate at which the universe is expanding, measured in kilometers per second per megaparsec.

  1. Cosmological parameterC2formal

    A value that describes the rate at which the universe is expanding, representing the relationship between the distance of a galaxy and its recessional velocity.

    frConstante de Hubble

    • The Hubble constant is a fundamental parameter in modern cosmology.
    • Astronomers have been refining the measurement of the Hubble constant for decades.
    • Discrepancies in the value of the Hubble constant suggest new physics beyond the standard model.