A rare metallic asteroid about three times farther away from the sun than our planet could yield secrets about Earth's molten core, and scientists want to learn all about it.
원문출처 : https://www.cnn.com/2020/10/31/us/psyche-asteroid-ultraviolet-trnd-scn/index.html
원문출처 : https://www.cnn.com/2020/10/31/us/psyche-asteroid-ultraviolet-trnd-scn/index.html