The unexpected surface of asteroid (101955) Bennu
NASA’S Origins, Spectral Interpretation, Resource Identification and Security-Regolith Explorer (OSIRIS-REx) spacecraft recently arrived at the near-Earth asteroid (101955) Bennu, a primitive body that represents the objects that may have brought prebiotic molecules and volatiles such as water to Earth 1 . Bennu is a low-albedo B-type asteroid 2 that has been linked to organic-rich hydrated carbonaceous chondrites 3 . Such meteorites are altered by ejection from their parent body and...[Show more]
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