Beware of the ‘siren call’ to lunar polar water ice! INGREDIENTS: Water, Hydrogen Sulfide, Ammonia, Sulfur Dioxide, Ethylene, Carbon Dioxide, Methanol, Methane, Hydroxide PSR water ice (“∼3.5% of cold traps exhibit ice exposures”, Li et al., 2018) What lies below 1 m??? (i.e., Siegler et al., 2016, ice stability depths) Geotechnical properties??? Hayne, et al. 2015 Fisher, et al. 2017 Sanin, et al. 2017 Resources Galore! Pyroclastic Glass Titanium KREEP Start simple: FeTiO3+H2 ---->Fe+TiO2+H2O Modeled A Scientific Bonanza! Mare Ages Lunar Science for Landed Missions Workshop Findings Report https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2018EA000490 Marius Pit Reiner Gamma Marius Hills Wanted Lunar Outpost at Aristarchus based on 1:5M USGS Plateau geological maps and Single lunar field-station Wilhelms, 1987 looking for a long-term Within 100 km relationship with a Herodotus, Aristarchus craters, Aristarchus dependable, trustworthy Plateau (lavas and ash), Vallis Schröteri power generation unit. Within 250 km Prinz, Krieger, Wollaston craters, Montes Nuclear doesn’t scare me. Harbinger, Montes Agricola, Prinz rilles, [email protected] Oceanus Procellarum Within 500 km Marius, Brayley, Diophantus, Delisle, Angstrom, Gruithusien, Schiaparelli, craters, Marius Hills, Rima Marius, Gruithusien domes, late Imbrium lava flows Within 750 km Kepler, Euler, Mairan, Sharp, Lavoisier A, Lichtenberg, Briggs, Seleucus, Russell, Struve, Be careful of the allure Eddington, Galilaei, Reiner craters, Reiner Gamma swirls, Rümker Plateau, Mare 250 km to ‘perpetual sunlight’! Imbrium, young lavas near Lichtenberg Within 1000 km 500 km Cavalerius, Hevelius, Encke, Hortensius, Copernicus, Pytheas, Lambert, Bianchini, Bouguer, Harpalus, Markov, Harding, Krafft, 750 km Cardanus craters, Sinus Iridium, Sinus Roris, Montes Jura, Montes Carpatus, Flamsteed ring mare, Hortensius domes, feldspathic 1000 km highlands.