[CENTER][IMG]https://i.pinimg.com/564x/b9/70/62/b97062730bd06dc87463cd98bf073e37.jpg[/IMG] Mercury is the smallest planet in our solar system. It’s just a little bigger than Earth’s moon. It is the closest planet to the sun, but it’s actually not the hottest. Venus is hotter. Along with Venus, Earth, and Mars, Mercury is one of the rocky planets. It has a solid surface that is covered with craters. It has a thin atmosphere, and it doesn’t have any moons. Mercury ...
تم تحديثة 3rd March 2019 في 11:37 PM بواسطة برزخ
[IMG][IMG]http://imup2.dorar-aliraq.net/2014-05/50231.helen-adams-keller-granger.jpg[/IMG][/IMG]
[video=youtube;XFXEhb-FHZc]http://www.youtube.com/watch?v=XFXEhb-FHZc&feature=share&list=PLfQSN9FlyB6RumUTLuDAGY3m6 YpBLHSsw&index=5[/video]
[video=youtube_share;TQmz6Rbpnu0]http://youtu.be/TQmz6Rbpnu0[/video]
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