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A Modest Proposal Mission To Earth Core
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Category : Science » Earth Science
Earth's core in which a probe is. imbedded in a large volume of liquid . Earth's core could have formed by. geologically rapid downward migration .
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Planetary missions have greatly enhanced our understanding of the solar system and how planets work. There is no correspondingly ambitious effort for Earth’s interior, where there are some equally fascinating scientific issues. I describe here a mission to Earth’s core in which a probe is imbedded in a large volume of liquid iron alloy that migrates to the core along a crack propagating under the action of gravity. The time to reach the core is ~ a week and the minimal required volume of iron ~ 10 8 kg, or about one hour of Earth’s iron production. The probe communicates its scientific results using high
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