the.com/enceladus
a snowball with a heartbeat, flinging proof of its inner ocean into space.
means a small icy moon of saturn with a subsurface liquid-water ocean that vents through cracks at its south pole.
from named after a giant from greek mythology buried under mount etna, but the moon's real drama is geological, not mythological — cassini spotted geysers erupting from its tiger stripe fractures in 2005.
sizeabout as wide as arizona
geysersjets shoot ice 300 km into space
tidal heatsaturn's gravity kneads its core warm
e ringits plume ice built saturn's faint outer ring