Scientists plan to use a small asteroid's close approach to Earth this October to test NASA's network of observatories and scientists who work with planetary defense.
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Scientists plan to use a small asteroid's close approach to Earth this October to test NASA's network of observatories and scientists who work with planetary defense.
NASA’s IXPE observed the outer rim of the supernova remnant highlighted in purple in the inset. Data from IXPE is combined with data fr...
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