Caption:: Orbiting around Jupiter in front of the swirling Jovian clouds at a distance of 350,000 kilometers, owing to the tidal heating between Jupiter and 3 other Jovian moons, Io is the most vocanic body in the Solar System.
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- 在木星延綿不斷的云層上方35萬(wàn)公里處公轉,因為木星與三顆木衛的潮汐加熱作用,令艾奧成為太陽(yáng)系中火山活動(dòng)最活躍的天體。