from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of, or relating to the geologic eon from about 4,600 to 3,800 million years ago; marked by the formation of the solar system, a stable Earth-Moon orbit and the first rocks.
  • n. The Hadean eon.


from Wiktionary, Creative Commons Attribution/Share-Alike License

From Ancient Greek ᾍδης (Hades)


  • This is known as the Hadean aeon, the earliest aeon of the Earths history.

    George’s Cosmic Treasure Hunt

  • "Behold the Lamb of God, that beareth off the sin of the world," his meaning was that Jesus was to bear off the penalty of sin that is, the Hadean doom which God's free grace had annulled and open heaven to the ranks of reconciled souls.

    The Destiny of the Soul A Critical History of the Doctrine of a Future Life

  • The scene was surrealthe jagged, ferocious landscape, the black water, the sheer Hadean ambiance.

    Susan Casey - An interview with author

  • The geological evidence to date indicates that there have been at least three supercontinent cycles since the end of the Hadean Eon.

    Ancient Predator Revealed!

  • Actually, during the entire Hadean Eon and part of the Archean Eon the "Earth" was essentially an "all water" planet.

    Ancient Predator Revealed!

  • For example, Hadean Eon represents the time on Earth when life did not exist.

    Geologic time

  • Last year, for example, it hosted an event titled " The End of Time: A New Beginning, " where pamphlets were distributed showing Manhattan crumbling under a Hadean apocalypse of meteors, which shattered the Statute of Liberty asunder and set the city ablaze.

    Empowering Islamists

  • I shan't reveal too much of the plot except to say that it explores the descent into Hadean co-dependence of a couple (Willem Dafoe and Charlotte Gainsbourg) after an unbearable trauma.

    A true masterpiece

  • Well, the Hadean aeon was certainly long enoughnearly a gigayearbut conditions on Earth at that time would have been literally infernal, as the name suggests Hades is the ancient Greek version of hell.

    George’s Cosmic Treasure Hunt

  • Known as the Late Heavy Bombardment, these intense showers of rubble created conditions so hellish that scientists named this opening chapter of Earth's formation the Hadean era, after classical visions of the underworld and the realm of the dead.

    Some Creative Destruction on a Cosmic Scale


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