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Life Beyond Earth

Habitability Biosignatures Technosignatures Chemical Signatures Molecular Biology Hycean Planets Molecular Evidence Microbial Life Research Methodology Gases in Atmosphere Organic Compounds Extraterrestrial Life Evidence of Life Potential Biosignatures Exoplanetary Research Chemical Compounds Organic Chemistry Exoplanet Atmospheres Ocean Worlds Search for Extraterrestrial Intelligence Requirements for Life Chemical Processes