January 18, 2021 updates Posted on January 18, 2021 by Doug Loss Feasibility assessment of deceleration technologies for interstellar probes https://www.researchgate.net/project/Feasibility-assessment-of-deceleration-technologies-for-interstellar-probes The curse of clouds https://academic.oup.com/astrogeo/article-abstract/62/1/1.36/6102751 Enhanced ion acceleration in the relativistic transparent regime due to the laser rising edge https://iopscience.iop.org/article/10.1088/1361-6587/abd4c2 Vertically resolved magma ocean–protoatmosphere evolution: H2, H2O, CO2, CH4, CO, O2, and N2 as primary absorbers https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020JE006711