Surprising asteroid sample reveals Bennu may have originated from an ocean world
By Ashley Strickland, CNN (CNN) — An early analysis of a sample collected from the asteroid Bennu suggests that the space rock had an unexpectedly water-rich past — and it may have even splintered off from an ancient ocean world. The NASA OSIRIS-REx mission scooped up the 4.3-ounce (121.6-gram) pristine sample from the near-Earth asteroid
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