Over two weeks after the OSIRIS-REx spacecraft returned to Earth carrying samples from a near-Earth asteroid named Bennu, NASA has finally given us the first look at the pieces of rocks alongside some interesting findings. At first glance, the regolith collected by Bennu looks similar to the samples collected from the Ryugu asteroid, thanks to its ashy black appearance. But Bennu’s a special case. Following an early analysis, NASA has found that it contains a crucial building block of
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