Science ❯ Geology ❯ Planetary Geology

Surface Features

Geological Formation Geysers Methane Lakes Craters Frozen Water Ice Composition Sputnik Planitia Lineae on Europa Titan's Lakes and Rivers Dust Processes Cryovolcanism

Reanalysis of Galileo Data Finds Ammonia on Europa Near Surface Fractures

A 2.20‑micron spectral signal points to freshly emplaced ammonia-bearing materials that will guide Europa Clipper follow-up.

Study Finds Subsurface Oceans Could Boil Inside Small Icy Moons