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Astronomers discover 'planet killer' sized asteroids near EarthNovember 6, 2022 -
NASA's first asteroid deterrent test is less than two weeks awaySeptember 15, 2022 -
Expert weighs in on whether the 'near-Earth asteroid' poses a threatMay 13, 2022 -
NASA: Earth safe from being hit by asteroid for 100-plus yearsMarch 29, 2021 -
'Potentially hazardous' asteroid the size of the Golden Gate Bridge to pass by Earth this monthMarch 4, 2021