Tag: asteroids hitting earth

City-killer asteroids orbiting near Venus could someday hit Earth without warning, says study

City-killer asteroids orbiting near Venus could someday hit Earth without warning, says study

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A swarm of giant “city killer” asteroids hiding near Venus could someday pose a threat to Earth. Also known as co-orbital asteroids, these space rocks are difficult to track since they often travel near planets without orbiting them and have no fixed trajectory. According to a new study by astronomers at the Sao Paulo State […]

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Over 30,000 near-Earth asteroids have been discovered; here is what you need to know

Over 30,000 near-Earth asteroids have been discovered; here is what you need to know

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For an asteroid to be classified as a near-Earth Asteroid (NEA), its trajectory should bring it within 1.3 Astronomical Units (AU) of the Sun. One AU is the distance between the Sun and our planet. According to the European Space Agency (ESA), over 30,000 NEAs have been discovered so far, with most of the discoveries […]

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