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  2. List of asteroid close approaches to Earth - Wikipedia

    en.wikipedia.org/wiki/List_of_asteroid_close...

    The average near-Earth asteroid, such as 2019 VF 5, passes Earth at 18 km/s. The average short-period comet passes Earth at 30 km/s, and the average long-period comet passes Earth at 53 km/s. [10] A retrograde parabolic Oort cloud comet (e=1, i=180°) could pass Earth at 72 km/s when 1 AU from the Sun.

  3. The 'brightest comet of 2025 so far' is orbiting the sun ...

    www.aol.com/news/brightest-comet-2025-far...

    The comet, known as C/2024 G3 or ATLAS, could be the brightest of 2025, but it’s too early to tell, said Bill Cooke, lead of the National Aeronautics and Space Administration’s Meteoroid ...

  4. Impact event - Wikipedia

    en.wikipedia.org/wiki/Impact_event

    This led physicist Richard A. Muller to suggest that these extinctions could be due to a hypothetical companion star to the Sun called Nemesis periodically disrupting the orbits of comets in the Oort cloud, leading to a large increase in the number of comets reaching the inner Solar System where they might hit Earth.

  5. List of predicted asteroid impacts on Earth - Wikipedia

    en.wikipedia.org/wiki/List_of_predicted_asteroid...

    This is a list of asteroids that have impacted Earth after discovery and orbit calculation that predicted the impact in advance. As of December 2024 [update] , all of the asteroids with predicted impacts were under 5 m (16 ft) in size that were discovered just hours before impact, and burned up in the atmosphere as meteors .

  6. Asteroid Apophis has the tiniest chance of hitting earth in ...

    www.aol.com/asteroid-apophis-tiniest-chance...

    In a bit of ominous news befitting a Friday the 13th: It turns out that the asteroid Apophis could have a very small chance of colliding into Earth in five years, when it is expected to make a ...

  7. A 'Devil Comet' twice the size of Everest will pass over ...

    www.aol.com/devil-comet-twice-size-everest...

    A comet known as the "Devil Comet," twice the size of Mount Everest, is currently approaching Earth. This comet, scientifically labeled as 12P/Pons-Brooks, is a periodic comet with an orbital ...

  8. Lists of comets - Wikipedia

    en.wikipedia.org/wiki/Lists_of_comets

    Periodic comets usually have elongated elliptical orbits, and usually return to the vicinity of the Sun after a number of decades. The official names of non-periodic comets begin with a "C"; the names of periodic comets begin with "P" or a number followed by "P". Comets that have been lost or disappeared have names with a "D". Comets whose ...

  9. Nasa tracks newly discovered asteroid that could hit Earth in ...

    www.aol.com/news/nasa-tracks-newly-discovered...

    The 2023DW asteroid is currently at a distance of about 18 million km away from Earth.