Impact Craters Lunar Regolith Regolith Analysis Regolith Studies Surface Features Volcanism Moon Surface Features Apollo Missions Craters Geological Formations Volcanic Activity Moon Features Crater Formation Mare Frigoris Moon's Two Sides Titanium Content Sample Analysis Magma Ocean Theory Anthropocene Basaltic Flows Lunar Anthropocene Lunar Rocks Mare Crisium Lunar Rock Analysis Magma Metal-forming Reactions Moon's Mantle Lunar Origin Far Side of the Moon Lunar Soil Studies Scientific Research Thermal Studies Magmatism Lunar Soil Analysis Minerals in Lunar Soil Lunar Magma Ocean Impact Cratering Polar Regions Moon Surface Composition Rock and Soil Collection Subsurface Data Caves Formation Moon Surface Studies Moon Rocks Moon Rock Formation Impact Effects Geological Characteristics Surface Effects Geological Mapping Mare Orientale Lunar Resources Lava Tubes Magnetic Fields Magma Ocean Hypothesis Water Ice on the Moon Heat Flow Studies Lunar Magma Ocean Hypothesis Mineral and Chemical Composition of Moon's Surface Regolith Composition Rock Samples Mineralogy Water Resources Lunar Highlands Lunar Samples Ferroan Anorthosite Lunar Exploration Elemental Analysis Impact Events Subsurface Exploration Landing Sites
In-situ sampling now looks essential to learn whether usable ice exists.
