which is not belongs to debris, makemake, meteoroids, comets, asteroids, which planent has hot more satellites, venus, Jupiter, saturn, Eris, who use the telescope to observe in 1610A.C, Nicolas coprnicus, cladius ptolemy, johannes kepler, Galileo Galilee, which astronomical Institute give information about ninth plant, Russia, caltech, NASA, china, which season we can see in Nothern hemispher in December, spring, summer, winter, autumn

GEOGRAPHY

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النمط البصري

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