In the Solar System, NASA’s Curiosity rover has discovered what may be organic carbon in the fossil mud of an ancient Martian lakebed. Europa, Jupiter’s icy moon, has been spotted spewing water into space from a hidden ocean that could hold twice the volume of all of Earth’s oceans.
在太阳系中，美国宇航局的好奇号探测车已经在古老火星湖底的矿物泥中发现了或许是有机碳的痕迹。人类发现木星被冰层所覆盖的卫星木卫二从相当于地球两倍体积的隐形海洋中向太空喷水。好运号让我们有机会探索有可能孕育生命的深海海域。我们只需要去闻一闻喷出的盐水。