【天文新知】可作為地球演化活教材的系外行星－巨蟹座55e

一、位於巨蟹座55A的行星「巨蟹座55e」可能是地球演化的活教材。二、韋伯太空望遠鏡鎖定觀測的系外行星有哪些條件？三、巨蟹座55e具有怎樣的大氣層？四、巨蟹座55e的內部，可能是一顆巨大的鑽石。五、巨蟹座55A是一顆怎樣的恆星。六、巨蟹座55f位於適居帶，也是科學家非常感興趣的系外行星。

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【天文新知】可作為地球演化活教材的系外行星－巨蟹座55e

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