Asteroids

Astronomers Spotted a Tiny Asteroid A Few Hours Before it Impacted the Earth, and Predicted Exactly Where and When it Would Crash

Humanity is getting better a planetary defense. At least from external threats from outer space. As long as they’re just dumb rocks that follow the laws of physics. And a group of extraordinary humans proved it last week when the planetary defense community jumped into action to accurately track and predict exactly where a relatively …

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Launch of asteroid deflection demonstrator slips to November

NASA’s DART spacecraft is prepared for thermal testing in February. Credit: NASA/Johns Hopkins APL/Ed Whitman The launch of a NASA spacecraft designed to smash into an asteroid to try out a technique that could protect Earth from threatening space rocks has slipped from July until November, at the earliest, after development delays partially caused by …

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