28 jan 2015 ano - Mercury
Descrição:
 1) Mercury has no moons. 
2) Mercury is a terrestrial planet.
3) Mercury's period of rotation is 58.646 earth days.
4) Mercury's period of revolution is 88 earth days 
5)  Mercury's coldest temperature is  -170 degrees Celsius   and the hottest temperature is 449  degrees Celsius  
6)Mercury is 0.39 AU  away from the sun 
7) Mercury has a molten core 
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