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Fusión de Io por disipación de las mareas
Science (New York, N.Y.)
|March 2, 1979
Resumen
La energía de las mareas probablemente derritió la mayor parte de Júpiter.
Área de la Ciencia:
- Ciencias planetarias Ciencias planetarias.
- La geofísica es la geofísica.
Sus antecedentes:
- La luna de Júpiter, Io, experimenta importantes fuerzas de marea debido a su proximidad al gigante gaseoso.
- Estas fuerzas de marea generan un inmenso calor a través de la fricción dentro del interior de Io.
Objetivo del estudio:
- Para investigar las posibles consecuencias de la disipación de la energía de las mareas en la estructura interna de Io.
- Para correlacionar la fusión interna con las características de la superficie observables.
Principales métodos:
- Análisis de modelos teóricos del calentamiento de las mareas en cuerpos planetarios.
- Interpretación de las imágenes de superficie de la misión Voyager 1.
Principales resultados:
- La disipación de la energía de las mareas es un mecanismo plausible para derretir una parte sustancial del interior de Io.
- Las características superficiales observadas pueden ser el resultado directo de un interior en gran parte fundido.
Conclusiones:
- Es probable que el presupuesto de calor interno de Io esté dominado por la disipación de las mareas.
- La geología de la superficie de Io proporciona evidencia que apoya un estado interior fundido.
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