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.

April 2, 2019 updates

Solving the Fermi paradox without assumptions
https://arxiv.org/abs/1903.11599

Optical Compressive Imaging Technologies for Space Big Data
https://ieeexplore.ieee.org/abstract/document/8673610

Exploring A Photospheric Radius Correction to Model Secondary Eclipse Spectra for Transiting Exoplanets
https://arxiv.org/abs/1904.00025

Comparing key compositional indicators in Jupiter with those in extra-solar giant planets
https://arxiv.org/abs/1904.00054

Possibility of a coordinated signaling scheme in the Galaxy and SETI experiments
https://arxiv.org/abs/1904.00536

The Transit Least Squares Survey – I. Discovery and validation of an Earth-sized planet in the four-planet system K2-32 near the 1:2:5:7 resonance
https://arxiv.org/abs/1904.00651

Revisiting the HIP41378 system with K2 and Spitzer
https://arxiv.org/abs/1809.11116

April 1, 2019 updates

Terraforming: synthetic biology’s final frontier
https://link.springer.com/article/10.1007/s00203-019-01651-x

Exoplanet Satellite Ready
http://www.esa.int/Our_Activities/Space_Science/Cheops/Exoplanet_satellite_ready

TESS Photometric Mapping of a Terrestrial Planet in the Habitable Zone: Detection of Clouds, Oceans, and Continents (an April Fools Day paper, but well thought out and presented)
https://arxiv.org/abs/1903.12182

The Influence of Host Star Spectral Type on Ultra-Hot Jupiter Atmospheres
https://arxiv.org/abs/1903.12183

High-Energy Photon and Particle Effects onExoplanet Atmospheres and Habitability
https://arxiv.org/abs/1903.12338

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