
Chilly alien oceans could lie hidden beneath miles of ice on planets like Trappist-1f, Proxima Centauri b, and LHS 1140 b. And if we’re lucky, we may be able to watch geysers of water erupt from cracks formed across their frozen landscapes.

Chilly alien oceans could lie hidden beneath miles of ice on planets like Trappist-1f, Proxima Centauri b, and LHS 1140 b. And if we’re lucky, we may be able to watch geysers of water erupt from cracks formed across their frozen landscapes.