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  2. A giant, ancient meteor four times the size of Mount Everest ...

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    The meteorite, S2, was first discovered in 2014. It hit the planet about 3.26 billion years ago and is estimated to have been up to 200 times larger than the space rock that later killed the ...

  3. Impact event - Wikipedia

    en.wikipedia.org/wiki/Impact_event

    In 2021, evidence for a probable impact 3.46 billion-years ago at Pilbara Craton has been found in the form of a 150 kilometres (93 mi) crater created by the impact of a 10 kilometres (6.2 mi) asteroid (named "The Apex Asteroid") into the sea at a depth of 2.5 kilometres (1.6 mi) (near the site of Marble Bar, Western Australia). [52]

  4. Theia (planet) - Wikipedia

    en.wikipedia.org/wiki/Theia_(planet)

    Theia (/ ˈ θ iː ə /) is a hypothesized ancient planet in the early Solar System which, according to the giant-impact hypothesis, collided with the early Earth around 4.5 billion years ago, with some of the resulting ejected debris coalescing to form the Moon.

  5. A giant meteorite boiled the oceans 3.2 billion years ago ...

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    When a meteorite with the mass of four Mount Everests hit Earth 3.2 billion years ago, it caused global chaos and provided an unexpected silver lining for life. ... estimated to have 50 to 200 ...

  6. Global catastrophe scenarios - Wikipedia

    en.wikipedia.org/wiki/Global_catastrophe_scenarios

    The Earth will naturally become uninhabitable due to the Sun's stellar evolution, within about a billion years. [147] In around 1 billion years from now, the Sun 's brightness may increase as a result of a shortage of hydrogen , and the heating of its outer layers may cause the Earth's oceans to evaporate, leaving only minor forms of life. [ 148 ]

  7. A vast meteor striking Earth might have brought about whole ...

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    Oceans would have boiled away and everything would have been coated in a deadly dust – but still something thrived

  8. Rings of Earth - Wikipedia

    en.wikipedia.org/wiki/Rings_of_Earth

    The Ordovician Period was the geologic period and system that the Earth was in when the rings are believed to have formed. The Ordovician spanned from 485.4 million years ago to 443.8 million years ago. During this period, an event known as the Ordovician meteor event occurred, when a high level of L chondrite meteorites hit Earth. The ...

  9. Scientists believe they have finally uncovered what killed ...

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    When an asteroid between 10 and 15 kilometres wide struck Mexico’s Yucatan Peninsula around 66 million years ago, its impact caused devastation, setting off wildfires, earthquakes, and ...