February 11, 2019 updates Posted on February 11, 2019June 28, 2020 by Doug Loss Exo-Astrosociology and the Search for Technosignatures http://www.astrosociology.org/Library/PDF/JPass–Exo-AstrosociologyAndTechnosignatures.pdf Some Assembly Required: Giant Next-Generation Space Telescopes Could Be Built Off Earth https://www.space.com/43273-building-big-space-observatories-off-earth.html Is Earth special? https://www.sciencedirect.com/science/article/pii/S0012825218306524 Speeding past planets? Asteroids radiatively propelled by giant branch Yarkovsky effects https://arxiv.org/abs/1902.02795