NASA Psyche's Journey to a Metal World

NASA Science Psyche's Journey to a Metal World (Official NASA Broadcast)
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How did rocky planets form? We're launching a mission to find out.

NASA's Psyche spacecraft is preparing to lift off on Oct. 5 to embark on a 2.2-billion-mile journey to a unique metal-rich asteroid named Psyche. The mission could help us understand the early formation of rocky planets in our solar system, like Earth.