Researchers found that the impact from NASA's Double Asteroid Redirection Test mission altered the path of the asteroid pair Didymos and Dimorphos around the sun. The discovery further confirms the space agency's asteroid target practice as a valid planetary defense technique for moving a hazardous object off a collision course, should one ever barrel toward Earth in the future.
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The president did not offer additional specifics, beyond acknowledging he had discussed the topic with Russian President Vladimir Putin in a phone call earlier Monday. Russia has faced sanctions on its oil revenue in an international bid to deprive the country of revenue over its war in Ukraine.。关于这个话题，谷歌提供了深入分析
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