Saturn's icy moon Enceladus is currently the best place to look for life elsewhere in the Solar System. We don't know if this distant work is habitable, but it has several characteristics that make us hopeful. Excitingly, the European Space Agency has just announced it's going ahead with a unique mission to find that answer for good. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

Enceladus is smaller than our moon and has little atmosphere, but what’s special is inside. Under its icy crust, Enceladus hides a liquid ocean. Observations from the Cassini mission have proven not only that, but also shown evidence of geothermal activity and interesting chemistry. Cassini could do that because droplets of the ocean are sprayed out by plu

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