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