Psyche : A Metal Asteroid, Core of Destroyed Planet

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2016-10-20 20:45:21 Category: People & Blogs מאת:
Psyche, a large asteroid thought to be the metallic core of a destroyed protoplanet, appears to have volatiles on its surface that shouldn’t be there unless they were delivered by other asteroids, according to a new study by the University of Arizona astronomers. Movie Credit: James Richardson (PSI)/Shepard et al. 2016