Astronomy
Researchers probe whether asteroid Psyche is a shattered planet’s core
NASA’s Psyche spacecraft, the first mission ever sent to a metal-rich asteroid, is crossing billions of kilometers of space to answer a single high-stakes question: Is asteroid 16 Psyche the exposed, shattered core of a protoplanet that lost its rocky shell in violent collisions billions of years ago? Ground-based observations and thermal mapping have sharpened […]
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