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عاجل....بلوتو يسقط من منظومة المجموعة

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حسب تصنيفات حديثة لعلماء الفلك فأن الكوكب (بلوتو) لا يعتبر كوكب بمقاييس كواكب المجموعة الشمسية . ولذلك فأن عدد كواكب المجموعة الشمسية هي ثمانية

(Astronomers meeting in Prague have voted for a solar system with only eight "classicai" planets. In order outward from the sun, they are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune.)

 

[http://www.earthsky.org/]

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