Scientists map weird metal asteroid that NASA spacecraft will visit

Planetary scientists have created a new, detailed map of the asteroid Psyche, providing a tantalizing preview of the target for a NASA mission set to launch later this year.

NASA’s Psyche mission, named after its destination, aims to discover whether the 140-mile-wide (225 kilometers) metal-rich asteroid is the exposed core of a protoplanet, as scientists theorize it might be. Now, scientists on the mission have a new resource to consult.

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