Jisho

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わくせいかんぶっしつ 惑星間物質
Noun
1. interplanetary matterAstronomy
Wikipedia definition
2. Interplanetary mediumThe interplanetary medium is the material which fills the solar system and through which all the larger solar system bodies such as planets, asteroids and comets move.
Read “Interplanetary medium” on English Wikipedia
Read “惑星間物質” on Japanese Wikipedia
Read “Interplanetary medium” on DBpedia

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