![Saturn moon Enceladus is able to host life(2/7)](http://www.ecns.cn/hd/2017/04/14/ea27e91e0b2a48b4836dfc96c90d52cc.jpg)
A dramatic plume sprays water ice and vapor from the south polar region of Saturn's moon Enceladus. NASA's Cassini spacecraft detected the presence of molecular hydrogen in water plumes erupting from Saturn's icy moon Enceladus, the U.S. space agency announced Thursday, suggesting that the distant world has almost all the conditions necessary for life. (Photo/Agencies)