Interstellar Updates

 

These are items of interest to the interstellar exploration community that we’ve found in our quest for information that will help us advance toward our goals.  If you know of anything we’ve overlooked, or any sources of such information we should monitor, or if you would like to be added to our IRG-updates mailing list and receive these updates in you email every weekday, please send that information to info@irg.space.

You can now search our database of interstellar updates and find items of interest to you.

November 13, 2018 updates

Solar Sails: Traveling the Solar System (and Beyond!) with Sunlight
https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20180006969.pdf

Brown dwarf companion with a period of 4.6 yr interacting with the hot Jupiter CoRoT-20 b
https://www.aanda.org/articles/aa/abs/2018/11/aa33180-18/aa33180-18.html

The Ring Structure in the MWC 480 Disk Revealed by ALMA
https://arxiv.org/abs/1811.04074

The chemical composition of planet building blocks as predicted by stellar population synthesis
https://arxiv.org/abs/1811.04096

Magnetic Fields on the Flare Star Trappist-1: Consequences for Radius Inflation and Planetary Habitability
https://arxiv.org/abs/1811.04149

Integrating light-curve and atmospheric modelling of transiting exoplanets
https://arxiv.org/abs/1811.04686

Disentangling the planet from the star in late type M dwarfs: A case study of TRAPPIST-1g
https://arxiv.org/abs/1811.04877

Discovery of a Transiting Adolescent Sub-Neptune Exoplanet with K2
https://arxiv.org/abs/1801.07320

November 12, 2018 updates

Comets, Enceladus and panspermia
https://link.springer.com/article/10.1007/s10509-018-3465-0

NASA’s Astrobiology Program Evolving to Meet the Future
https://astrobiology.nasa.gov/news/nasas-astrobiology-program-evolving-to-meet-the-future/

NASA to shut down astrobiology virtual institute
https://spacenews.com/nasa-to-shut-down-astrobiology-virtual-institute/

Stability of planets in triple star systems
https://www.aanda.org/articles/aa/abs/2018/11/aa33097-18/aa33097-18.html

HD 189733 b: bow shock or no shock?
https://www.aanda.org/articles/aa/abs/2018/11/aa33567-18/aa33567-18.html

On the robustness of analysis techniques for molecular detections using high resolution exoplanet spectroscopy
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/sty2994/5173097

Efficient Joint Sampling of Impact Parameters and Transit Depths in Transiting Exoplanet Light Curves
http://iopscience.iop.org/article/10.3847/2515-5172/aaef38

Super-Earths in the TW Hya disc
https://arxiv.org/abs/1811.03636

November 9, 2018 updates

Planetary tidal interactions and the rotational evolution of low-mass stars – The Pleiades’ anomaly
https://www.aanda.org/articles/aa/full_html/2018/11/aa33576-18/aa33576-18.html

An automated search for transiting exocomets
https://arxiv.org/abs/1811.03102

Sculpting the Valley in the Radius Distribution of Small Exoplanets as a by-product of Planet Formation: The Core-Powered Mass-Loss Mechanism
https://arxiv.org/abs/1811.03202

Bayesian Deep Learning for Exoplanet Atmospheric Retrieval
https://arxiv.org/abs/1811.03390

Polarized scattered light from self-luminous exoplanets. Three-dimensional scattering radiative transfer with ARTES
https://arxiv.org/abs/1706.09427

November 8, 2018 updates

«Impulsar»: New Application for High Power/Energy High Repetition Rate Pulse-Periodic Lasers
https://link.springer.com/book/10.1007%2F978-3-030-02952-4

An optical transmission spectrum of the ultra-hot Jupiter WASP-33b. First indication of aluminum oxide in an exoplanet
https://arxiv.org/abs/1811.02573

Contribution of the core to the thermal evolution of sub-Neptunes
https://arxiv.org/abs/1811.02588

Retired A Stars and Their Companions VIII: 15 New Planetary Signals Around Subgiants and Transit Parameters for California Planet Search Planets with Subgiant Hosts
https://arxiv.org/abs/1811.03043

November 7, 2018 updates

Scientists push back against Harvard ‘alien spacecraft’ theory
https://phys.org/news/2018-11-scientists-harvard-alien-spacecraft-theory.html

Prospects for TTV Detection and Dynamical Constraints with TESS
https://arxiv.org/abs/1811.01970

Ground-based Spectroscopy of the Exoplanet XO-2b using a Systematic Wavelength Calibration
https://arxiv.org/abs/1811.02060

Techniques for Finding Close-in, Low-mass Planets around Subgiants
https://arxiv.org/abs/1811.02077

Vortex fiber nulling for exoplanet observations. I. Experimental demonstration in monochromatic light
https://arxiv.org/abs/1811.02083

Detecting Unresolved Binaries in TESS Data with Speckle Imaging
https://arxiv.org/abs/1811.02108

HD 1397b: a transiting warm giant planet orbiting a V = 7.8 mag sub-giant star discovered by TESS
https://arxiv.org/abs/1811.02156

Atmospheric mass loss from hot Jupiters irradiated by stellar superflares
https://arxiv.org/abs/1811.02303

Predicting Exoplanets Mass and Radius: A Nonparametric Approach
https://arxiv.org/abs/1811.02324

Tidal synchronization of close-in satellites and exoplanets. III. Tidal dissipation revisited and application to Enceladus
https://arxiv.org/abs/1707.09229