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.

March 29, 2019 updates

WFIRST faces funding crunch
https://spacenews.com/wfirst-faces-funding-crunch/

Close binary encounters bring life
https://academic.oup.com/astrogeo/article-abstract/60/2/2.7/5380742

New Avenues for Thermal Inversions in hot Jupiters
https://arxiv.org/abs/1903.11603

The HADES RV Programme with HARPS-N at TNG XI. GJ 685 b: a warm super-Earth around an active M dwarf
https://arxiv.org/abs/1903.11853

First direct detection of an exoplanet by optical interferometry; Astrometry and K-band spectroscopy of HR8799 e
https://arxiv.org/abs/1903.11903

Habitability of Earth-like stagnant lid planets: Climate evolution and recovery from snowball states
https://arxiv.org/abs/1903.12111

Effects of the second virial coefficient on the adiabatic lapse rate of dry atmospheres
https://arxiv.org/abs/1810.10411

March 28, 2019 updates

JWST review board raises schedule concerns
https://spacenews.com/jwst-review-board-raises-schedule-concerns/

Webb IRB Assessment with NASA Response
https://www.nasa.gov/sites/default/files/atoms/files/webb_irb_assessment_with_nasa_response_03.01.19.pdf

James Webb Space Telescope: Opportunity Nears to Provide Additional Assurance That Project Can Meet New Cost and Schedule Commitments
https://www.gao.gov/assets/700/697887.pdf

Evidence against non-gravitational acceleration of 1I/2017 U1 ‘Oumuamua
https://link.springer.com/article/10.1007/s10509-019-3542-z

The new 4‐m robotic telescope
https://onlinelibrary.wiley.com/doi/10.1002/asna.201913556

A transiting exocomet detected in broadband light by TESS in the β Pictoris system
https://arxiv.org/abs/1903.11071

Efficient Follow-Up of Exoplanet Transits Using Small Telescopes
https://arxiv.org/abs/1903.11078

Transverses instability in the “light sail” ion acceleration
https://arxiv.org/abs/1903.11354

March 27, 2019 updates

First direct detection of an exoplanet by optical interferometry
https://www.aanda.org/articles/aa/full_html/2019/03/aa35253-19/aa35253-19.html

Identifying Exoplanets with Deep Learning II: Two New Super-Earths Uncovered by a Neural Network in K2 Data
https://arxiv.org/abs/1903.10507

Probing Unseen Planet Populations with Resolved Debris Disk Structures
https://arxiv.org/abs/1903.10616

Extreme Debris Disk Variability — Exploring the Diverse Outcomes of Large Asteroid Impacts During the Era of Terrestrial Planet Formation
https://arxiv.org/abs/1903.10627

Understanding Exoplanet Atmospheres with UV Observations II: The Far UV and Atmospheric Escape
https://arxiv.org/abs/1903.10669

Modeling the Lyα transit absorption of the hot Jupiter HD 189733b
https://arxiv.org/abs/1903.10772

Transit observations of the exoplanet WASP-2b
https://arxiv.org/abs/1903.10897

The carbon-to-oxygen ratio: implications for the spectra of hydrogen-dominated exoplanet atmospheres
https://arxiv.org/abs/1903.10997

March 26, 2019 updates

Physical constraints for the evolution of life on exoplanets
https://arxiv.org/abs/1810.02007

TESS Habitable Zone Star Catalog
https://iopscience.iop.org/article/10.3847/2041-8213/ab0e8d

Observing exoplanets in the near-infrared from a high altitude balloon platform
https://arxiv.org/abs/1903.09718

Active Galactic Nuclei: Boon or Bane for Biota?
https://arxiv.org/abs/1903.09768

Ground-Based Radial Velocity as Critical Support for Future NASA Earth-Finding Missions
https://arxiv.org/abs/1903.10017

March 25, 2019 updates

Looking for Lurkers
https://arxiv.org/abs/1903.09582

HD 213885b: A transiting 1-day-period super-Earth with an Earth-like composition around a bright (V=7.9) star unveiled by TESS
https://arxiv.org/abs/1903.07694

Terran World Spectral Simulator
https://iopscience.iop.org/article/10.1088/1538-3873/ab0480

Understanding Exoplanet Atmospheres with UV Observations I: NUV and Blue/Optical
https://arxiv.org/abs/1903.09150

The Metal-Rich Atmosphere of the Neptune HAT-P-26b
https://arxiv.org/abs/1903.09151

eleanor: An open-source tool for extracting light curves from the TESS Full-Frame Images
https://arxiv.org/abs/1903.09152

Precise radial velocities of giant stars. XII. Evidence against the proposed planet Aldebaran b
https://arxiv.org/abs/1903.09157

Characterizing the Atmospheres of Irradiated Exoplanets at High Spectral Resolution
https://arxiv.org/abs/1903.09173

The Weird Detector: Flagging periodic, coherent signals of arbitrary shape in time series photometry
https://arxiv.org/abs/1903.09213

Qatar Exoplanet Survey: Qatar-8b, 9b and 10b — A Hot Saturn and Two Hot Jupiters
https://arxiv.org/abs/1903.09258

Imaging Cool Giant Planets in Reflected Light: Science Investigations and Synergy with Habitable Planets
https://arxiv.org/abs/1903.09322

On possible types of magnetospheres of hot Jupiters
https://arxiv.org/abs/1903.09459

The role of dissipative evolution for three-planet, near-resonant extrasolar systems
https://arxiv.org/abs/1903.09474

Detecting Earth-like Biosignatures on Rocky Exoplanets around Nearby Stars with Ground-based Extremely Large Telescopes
https://arxiv.org/abs/1903.09523

The Pointing Limits of Transiting Exoplanet Light Curve Characterization with Pixel Level De-correlation
https://arxiv.org/abs/1903.09629

Self-stabilizing laser sails based on optical metasurfaces
https://arxiv.org/abs/1903.09077

High-Drag Interstellar Objects And Galactic Dynamical Streams
https://arxiv.org/abs/1903.09496