Short items of interest to the interstellar exploration community.

06May/19

May 6, 2019 updates

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

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03May/19

May 3, 2019 updates

What makes a planet habitable? https://science.sciencemag.org/content/364/6439/434 He and H2 broadened propane cross sections in the 3 μm region at cold temperatures https://www.sciencedirect.com/science/article/pii/S0022407318308902 The tidal parameters of TRAPPIST-1 b and c https://arxiv.org/abs/1905.00512

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02May/19

May 2, 2019 updates

Interaction of the Extended Envelope of a Hot Jupiter with a Narrow Coronal Mass Ejection https://link.springer.com/article/10.1134/S1063772919050032 Spectroscopic Mass and Host-star Metallicity Measurements for Newly Discovered Microlensing Planet OGLE-2018-BLG-0740Lb https://arxiv.org/abs/1905.00155 Debris disks and

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30Apr/19

April 30, 2019 updates

The California-Kepler Survey. VIII. Eccentricities of Kepler Planets and Tentative Evidence of a High-metallicity Preference for Small Eccentric Planets https://iopscience.iop.org/article/10.3847/1538-3881/ab1009 The ExoEarth Yield Landscape for Future Direct Imaging Space Telescopes https://arxiv.org/abs/1904.11988 Effects

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26Apr/19

April 26, 2019 updates

The Distribution of Giant Exoplanets over True and Projective Masses: Accounting for Observational Selection https://link.springer.com/article/10.1134/S0038094619010027 Interaction of the Expanding Atmosphere with the Stellar Wind around Gliese 436b https://link.springer.com/article/10.1134/S0038094619020011 Detectable Molecular Features above

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25Apr/19

April 25, 2019 updates

Internal Structure and CO2 Reservoirs of Habitable Water-Worlds https://arxiv.org/abs/1904.10458 The Boundary Between Gas-rich and Gas-poor Planets https://arxiv.org/abs/1904.10470 Atmospheres and UV Environments of Earth-like Planets Throughout Post-Main Sequence Evolution https://arxiv.org/abs/1904.10474 No Evidence for

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