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ExtremeTech on MSNNASA Has Changed the Probability Asteroid YR4 2024 Will Hit Earth—Yet AgainFor several years, astronomers have been aware of a much-ballyhooed “city-killer” asteroid named YR4 2024, which is hurtling ...
YR4: everything to know about the potential "city killer" space rock that has a 2.3% chance of striking Earth on Dec. 22, ...
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