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Evolución fotométrica desvela el proceso de generación de escombros de cuerpos de cohetes en órbitas de transferencia
Qingwei Qiao1,2, Yiding Ping3,4
1Purple Mountain Observatory, Chinese Academy of Sciences, Nanjing, China.
Scientific reports
|December 19, 2025
Resumen
El brillo de los escombros espaciales cambia con el tiempo debido a la desintegración del material superficial de los cuerpos de los cohetes en la Órbita de Transferencia Geoestacionaria. Esto ayuda a explicar la generación de escombros y a proteger los activos orbitales.
Área de la Ciencia:
- Ciencia Espacial
- Mecánica Orbital
- Ciencia de Materiales
Sus antecedentes:
- La evolución a largo plazo de los escombros espaciales es crucial para comprender la generación de escombros.
- La protección de los recursos orbitales requiere el conocimiento del comportamiento de los escombros.
- La Órbita de Transferencia Geoestacionaria (GTO) es una región clave para los activos orbitales.
Objetivo del estudio:
- Analizar la evolución fotométrica a largo plazo de los cuerpos de cohetes CZ-3 en GTO.
- Identificar patrones y causas de las variaciones de brillo en los escombros espaciales.
- Investigar los orígenes de los escombros no identificados en GTO.
Principales métodos:
- Estudio fotométrico de cuerpos de cohetes CZ-3 durante 41 años.
- Análisis de los patrones de variación de brillo.
- Correlación de los cambios de brillo con el deterioro espacial y la estructura de la superficie.
Principales resultados:
- Los cuerpos de cohetes CZ-3 muestran una variación de brillo en múltiples etapas: disminución, aumento rápido y luego estabilización.
- Se identifica la desintegración del material superficial causada por el deterioro espacial como el principal impulsor.
- Se observaron tendencias similares en los cuerpos de cohetes Atlas V, lo que apoya el mecanismo propuesto.
Conclusiones:
- El deterioro espacial y la desintegración del material superficial explican los cambios de brillo a largo plazo en los cuerpos de los cohetes.
- Los hallazgos proporcionan información sobre la generación de escombros GTO previamente no identificados.
- La comprensión de estos procesos es vital para mitigar los escombros espaciales y proteger la infraestructura orbital.
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