May 6, 2019 updates Posted on May 6, 2019June 28, 2020 by Doug Loss Direct Fusion Drive for Interstellar Exploration http://jbis.org.uk/paper/2019.72.37 Intermediate Beamers for Starshot: Probes to the Sun’s Inner Gravity Focus http://jbis.org.uk/paper/2019.72.51 Reality, The Breakthrough Initiatives and Prospects for Colonization of Space http://jbis.org.uk/paper/2019.72.56 A Gravitational Wave Transmitter http://jbis.org.uk/paper/2019.72.62 Accounting for Multiplicity in Calculating Eta Earth https://arxiv.org/abs/1905.01032 MOA-bin-29b : A Microlensing Gas Giant Planet Orbiting a Low-mass Host Star https://arxiv.org/abs/1905.01239 Outgassing As Trigger of 1I/`Oumuamua’s Nongravitational Acceleration: Could This Hypothesis Work at All? https://arxiv.org/abs/1905.00935