An asteroid with a tiny chance of striking Earth in 2032 is triggering planetary defense ...
YR4 might force NASA to plan the first-ever space mission to push an asteroid away from Earth. Most likely, though, it's a ...
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Newly discovered asteroid will likely pass Earth safely but an impact can’t be ruled out
Scientists around the world are watching asteroid 2024 YR4 closely as NASA and European Space Agency officials say the ...