And if you have been looking at the headlines lately, then you will see that we have discovered a subsurface ocean on Europa, on Ganymede, on Enceladus, on Titan, and now we are finding a geyser and hot springs on Enceladus, Our solar system is turning into a giant spa.
如果你最近有看新闻头条， 你就会了解到 我们在木卫二、木卫三、土卫二 和土卫六上发现了冰下海洋， 现在我们又在土卫二上 发现了间歇泉和温泉。 我们的太阳系正在变成 一个巨大的温泉浴场。