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.

May 15, 2018 updates

Astrobiology, Discovery, and Societal Impact
https://doi.org/10.1017/9781108556941

Exo-Milankovitch Cycles II: Climates of G-dwarf Planets in Dynamically Hot Systems
https://arxiv.org/abs/1805.00283

An 8 Mearth super-Earth in a 2.2 day orbit around the K5V star K2-216
https://arxiv.org/abs/1805.04774

Tidal Evolution of Kepler lower-mass Planets
https://arxiv.org/abs/1805.04885

Modeling Martian Atmospheric Losses over Time: Implications for Exoplanetary Climate Evolution and Habitability
https://arxiv.org/abs/1805.05016

A search for transiting planets in the β Pictoris system
https://arxiv.org/abs/1805.05240

The dynamical evolution of transiting planetary systems including a realistic collision prescription
https://arxiv.org/abs/1708.08939

May 14, 2018 updates

Project Dragonfly: Sail to the stars
https://www.sciencedirect.com/science/article/pii/S0094576517319136

Nanophotonic light sails for relativistic spaceflight by high-power laser beams
https://www.osapublishing.org/abstract.cfm?uri=CLEO_QELS-2018-FF1H.6

Materials challenges for the Starshot lightsail
https://www.nature.com/articles/s41563-018-0075-8

Propulsion system (possibly applicable to interstellar missions)
https://patentimages.storage.googleapis.com/ef/c8/ad/19693f1eed3a8e/US20180106219A1.pdf

Interplanetary spacecraft using fusion-powered constant-acceleration thrust (possibly applicable to interstellar missions)
https://patentimages.storage.googleapis.com/7f/1d/76/adc5d2c41b2ea6/US20180105292A1.pdf

House spending bill could brighten prospects for two giant telescopes
https://www.sciencemag.org/news/2018/05/house-spending-bill-could-brighten-prospects-two-giant-telescopes

The Evo-SETI unit of evolution is EE = Earth evolution = 25.575 bit
https://www.sciencedirect.com/science/article/pii/S0094576517316491

Two Thousand Kepler Phase Curves from Phasma
https://arxiv.org/abs/1805.04121

Exoplanet recycling in massive white-dwarf debris discs
https://arxiv.org/abs/1805.04429

May 11, 2018 updates

Exoplanet Biosignatures: Understanding Oxygen as a Biosignature in the Context of Its Environment
https://www.liebertpub.com/doi/10.1089/ast.2017.1727

Decoding Alien Intelligence Workshop Guest Papers
https://daiworkshop.seti.org/guest-papers

Decoding Alien Intelligence Workshop White Papers
https://daiworkshop.seti.org/white-papers

Statistical Trends in the Obliquity Distribution of Exoplanet Systems
https://arxiv.org/abs/1805.03654

A Framework for Prioritizing the TESS Planetary Candidates Most Amenable to Atmospheric Characterization
https://arxiv.org/abs/1805.03671

The ExoMol Atlas of Molecular Opacities
https://arxiv.org/abs/1805.03711

Reassessing Exoplanet Light Curves with a Thermal Model
https://arxiv.org/abs/1805.04067

May 10, 2018 updates

Exploring Kepler Giant Planets in the Habitable Zone
https://arxiv.org/abs/1805.03370

Evidence of a Sub-Saturn around EPIC~211945201
https://arxiv.org/abs/1805.03466

Spinup and Disruption of Interstellar Asteroids by Mechanical Torques, and Implications for 1I/2017 U1 (`Oumuamua)
https://arxiv.org/abs/1802.01335

Origin and continuation of 3/2, 5/2, 3/1, 4/1 and 5/1 resonant periodic orbits in the circular and elliptic restricted three-body problem
https://arxiv.org/abs/1805.00288

May 9, 2018 updates

Atmospheric Seasonality as an Exoplanet Biosignature
http://iopscience.iop.org/article/10.3847/2041-8213/aac171/meta

The Super Earth-Cold Jupiter Relations
https://arxiv.org/abs/1805.02660

Limb Darkening and Planetary Transits II: Intensity profile correction factors for a grid of model stellar atmospheres
https://arxiv.org/abs/1805.02696

Giant planets around FGK stars form probably through core accretion
https://arxiv.org/abs/1805.02721

A Survey of Exoplanetary Detection Techniques
https://arxiv.org/abs/1805.02771

Combining low- to high-resolution transit spectroscopy of HD 189733b. Linking the troposphere and the thermosphere of a hot gas giant
https://arxiv.org/abs/1709.09678

Is Life Most Likely Around Sun-like Stars?
https://arxiv.org/abs/1710.11134