Planetary Conditions Liquid Water Icy Moons Future of Earth Organic Compounds Life on Exoplanets Life in Space Life on Other Planets Goldilocks Zone Liquid Water Potential Extreme Environments Temperate Zones Habitable Zones Exoplanet Conditions Biosignatures Europa Life Detection Life Conditions Planetary Atmospheres Ocean Moons Planetary Systems Planetary Characteristics Potential for Life Life Beyond Earth Extreme Weather Conditions Atmospheric Studies Exoplanetary Systems Potential for Life on Moons