Jisho

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散乱円盤天体
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Wikipedia definition
1. Scattered disc​The scattered disc (or scattered disk) is a distant region of the Solar System that is sparsely populated by icy minor planets, a subset of the broader family of trans-Neptunian objects. The scattered-disc objects (SDOs) have orbital eccentricities ranging as high as 0.8, inclinations as high as 40°, and perihelia greater than 30 astronomical units (4.5×10 km; 2.8×10 mi).
Read “Scattered disc” on English Wikipedia
Read “散乱円盤天体” on Japanese Wikipedia
Read “Scattered disc” on DBpedia

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