Ancient Earth Impact

Evidence exists that make astronomers believe that the Earth and the Moon were created when a Mars-sized object slammed into the early proto-earth, about 4.6 billion years ago. Recent findings suggest that heavier metals like gold, platinum, palladium and other iron-loving elements found in Earth's and the Moon's crusts and mantles came from similar, but much smaller impacts at the final stage of formation

Apocalypse Armageddon Astrobiology Astronomical Astrophysics Cataclysm Catastrophe Colliding Collision Cosmology Destiny Devastating Doomsday Exobiology Exoplanet Exploding Extrasolar Fiery Fireball Geophysics Hadean Hypothetical Impact Judgment Planetary Primordial Smashing Solar Starlight Terrestrial Universe

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