Re: 諸星的母城
: : 突然發現這件事說^^
: 既然你這麼誠懇的請教我
: 我就大發慈悲地告訴你
: 瑪聖蘭是金星上面最大的一塊大陸
: (就像地球的歐亞非大陸一樣)
: 所以就用之來命名
: 水星應該也是這樣
: 不然就是最大的坑洞
水星的情形跟金星似乎不一樣
曼寧拉(マリナ?)(Mariner 10,水手10號)是造訪水星的第一艘太空船。
下面有一篇文章可以參考(那艘太空船也逛了金星)
Mariner 10
used Venus as a gravity assist to Mercury in 1974. The probe did return the
first close-up images of the Venusian atmosphere in ultraviolet, revealing
previously unseen details in the cloud cover, plus the fact that the entire
cloud system circles the planet in four Earth days. Mariner 10 eventually
made three flybys of Mercury from 1974 to 1975 before running out of attitude
control gas. The probe revealed Mercury as a heavily cratered world with a
mass much greater than thought. This would seem to indicate that Mercury has
an iron core which makes up 75 percent of the entire planet.
(more from JPL and JPL)
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