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1
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planets that spin in a counterclockwise rotation
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4
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small, dense planets made of rock
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6
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its moon is more than half the size of this planet
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7
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large planets that do not have any known solid surfaces
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9
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the average distance between the earth and the sun
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12
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this planets years are only 88 earth days long
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13
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the first artificial satellite
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14
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unlike most planets, this planet produces much more energy than it recieves
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15
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this planet has a dark spot as well as visible clouds
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2
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planets that spin in a clockwise rotation
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3
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planet that is more like Earth than any other
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5
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has bigger rings than any other planet
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8
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the only planet in our solar system suitable for life
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10
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mid-summer temperatures on this planet ranged from -13 to -77 degrees celcius
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11
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planet that may have been hit by a large object, causing it to tilt on its side
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