NASA launched a spacecraft Friday to study an asteroid discovered in the 1850s that scientists think is mostly made out of metal. The mission could provide key insights into how Earth was formed. #nasa #asteroid #space #Science #psyche #wsj #wallstreetjournal #thewallstreetjournal Video by: Elise Dean Graphics: Rio Roye, NASA/JPL-Caltech Camera: Jordan Kranse Visuals: NASA, JPL-Caltech, Johnson Space Center, Goddard Space Flight Center