March 11, 2019 updates Posted on March 11, 2019June 28, 2020 by Doug Loss The Halo Drive: Fuel-free Relativistic Propulsion of Large Masses via Recycled Boomerang Photons https://arxiv.org/abs/1903.03423 Quantitative evaluation of a dual-band spacecraft communication concept for a 1000 AU interstellar pathfinder mission https://www.spiedigitallibrary.org/conference-proceedings-of-spie/10910/1091003/Quantitative-evaluation-of-a-dual-band-spacecraft-communication-concept-for/10.1117/12.2513937.short Revealing signatures of planets migrating in protoplanetary discs with ALMA multi-wavelength observations https://arxiv.org/abs/1903.03114 Data-driven stellar parameters for southern TESS FGK targets https://arxiv.org/abs/1903.03115 Stellar Astrophysics and Exoplanet Science with the Maunakea Spectroscopic Explorer (MSE) https://arxiv.org/abs/1903.03157 Mass and Mass Scalings of Super-Earths https://arxiv.org/abs/1806.04693