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Updated: May 22, 2026

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Scattering And Absorption of Light in Planetary Regoliths
Published on: July 1, 2019
La interacción interestelar de la heliosfera: no hay arco de choque en el arco
D J McComas1, D Alexashov, M Bzowski
1Southwest Research Institute, San Antonio, TX 78228, USA. dmccomas@swri.edu
Resumen
El Sol es el Sol.
Área de la Ciencia:
- * Heliofísica y física del plasma espacial.
- * Interacciones del medio interestelar.
Sus antecedentes:
- * La heliosfera es una cavidad tallada por el viento solar del Sol.
- * Comprensión previa de la velocidad del Sol en relación con el medio interestelar.
- * Se espera un arco de choque heliosférico debido al viento solar supersónico.
Objetivo del estudio:
- * Para proporcionar valores de consenso para el vector de velocidad del Sol.
- * Para analizar las implicaciones de esta velocidad en la interacción interestelar global.
- * Para reevaluar la existencia de un arco de choque heliosférico.
Principales métodos:
- * Análisis de las observaciones recientes de la nave espacial IBEX (Interstellar Boundary Explorer).
- * Cálculo de los valores de consenso combinados para el vector de velocidad del Sol.
Principales resultados:
- * El movimiento relativo del Sol es más lento y en una dirección diferente a la estimada anteriormente.
- * Es probable que la velocidad del Sol sea más lenta que la rápida velocidad magnetosónica.
- * Ausencia de un arco de choque por delante de la heliosfera.
Conclusiones:
- * Comprensión revisada del movimiento del Sol a través del medio interestelar local.
- * La heliosfera probablemente carece de un arco de choque.
- * Implicaciones para la interacción entre la heliosfera y el medio interestelar.
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