引力圏 (いんりょくけん) — gravitational field (of a celestial body); sphere of gravitation; gravisphere
引力圏
い ん りょ く け ん
Gravitational field (of a celestial body); sphere of gravitation; gravisphere
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引力圏 (いんりょくけん) — gravitational field (of a celestial body); sphere of gravitation; gravisphere
