February 27, 2023 updates Posted on February 28, 2023 by Doug Loss The Emergence of Astrobiology: A Topic-Modeling Perspective https://www.liebertpub.com/doi/10.1089/ast.2022.0122 Effect of macronutrient levels on Chlorella vulgaris cultivation for long duration spaceflights and space settlements https://www.sciencedirect.com/science/article/abs/pii/S0094576523000954 Observing M Dwarfs UV and optical flares from a CubeSat and their implications for exoplanets habitability https://arxiv.org/abs/2302.12566 Evidence for Hidden Nearby Companions to Hot Jupiters https://arxiv.org/abs/2302.12778