Description: 大紅斑是木星大氣層中的一個巨大的反氣旋風暴，位於其赤道以南22度處。大紅斑約15,000公里長，接近12,000公里寬，目前的尺寸比地球稍大，而在過去它曾達到更大的規模。大紅斑內部的風速可超過400公里每小時（250英里每小時）。大紅斑呈紅色的原因尚不清楚，目前存在多種相互競爭的假說。天文學家喬瓦尼·卡西尼（Giovanni Cassini）在1665年發現了木星上的一個大紅斑，並對其進行了長達半個世紀的觀測。然而，由於之後的一百年內缺乏觀測記錄，尚不確定該紅斑是否與過去兩百年間觀測到的大紅斑為同一風暴。

Related Terms:

• 木星

Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher
The translation of this term and its definition is still awaiting approval

This is an automated transliteration of the simplified Chinese translation of this term

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