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.

October 05, 2022 updates

Half-sibling regression meets exoplanet imaging: PSF modeling and subtraction using a flexible, domain knowledge-driven, causal framework https://www.aanda.org/articles/aa/full_html/2022/10/aa42529-21/aa42529-21.html

Is binning always sinning? The impact of time-averaging for exoplanet phase-curves
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac2828/6748218

MIRECLE: Science Yield for a Mid-infrared Explorer-class Mission to Study Nontransiting Rocky Planets Orbiting the Nearest M Stars Using Planetary Infrared Excess
https://iopscience.iop.org/article/10.3847/1538-3881/ac83a5

Large Interferometer For Exoplanets (LIFE): VIII. Detecting rocky exoplanets in the habitable zones of Sun-like stars
https://arxiv.org/abs/2210.01782

Panoramic SETI: Program Update and High-Energy Astrophysics Applications https://arxiv.org/abs/2210.01356

No evidence for radius inflation in hot Jupiters from vertical advection of heat
https://arxiv.org/abs/2210.01466

October 04, 2022 updates

Event-Based Safety and Reliability Analysis Integration in Model-Based Space Mission Design
https://www.sciencedirect.com/science/article/abs/pii/S0951832022004835

Civilizations Through the Eye of Kardashev: An Extended Scaling
https://figshare.com/articles/conference_contribution/IAC-2022-Civilizations_Through_the_Eye_of_Kardashev_An_Extended_Scaling_pdf/21197293

Pulsar Candidate Selection Using a Genetic Fuzzy System
https://link.springer.com/chapter/10.1007/978-3-031-16038-7_28

Japan’s Prime-focus Infrared Microlensing Experiment (PRIME) telescope http://www-ir.ess.sci.osaka-u.ac.jp/prime/index.html

Transmission spectroscopy of the ultra-hot Jupiter MASCARA-4 b – Disentangling the hydrostatic and exospheric regimes of ultra-hot Jupiters
https://www.aanda.org/articles/aa/full_html/2022/10/aa44203-22/aa44203-22.html

Evaluating the Plausible Range of N2O Biosignatures on Exo-Earths: An Integrated Biogeochemical, Photochemical, and Spectral Modeling Approach
https://iopscience.iop.org/article/10.3847/1538-4357/ac8cfb

CO2 ocean bistability on terrestrial exoplanets
https://arxiv.org/abs/2210.00149

Orbital Stability of Proposed NY Virginis Exoplanets
https://arxiv.org/abs/2210.00214

NGTS-21b: An Inflated Super-Jupiter Orbiting a Metal-poor K dwarf https://arxiv.org/abs/2210.01027

October 3, 2022 Updates

Evaporation before disruption: comparing timescales for Jovian planets in star-forming regions
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac2797/6731783?redirectedFrom=fulltext

High resolution ALMA and HST imaging of κ CrB: a broad debris disc around a post-main sequence star with low-mass companions
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac2782/6731658?redirectedFrom=fulltext

Improving Power Spectral Estimation using Multitapering: Precise asteroseismic modeling of stars, exoplanets, and beyond
https://arxiv.org/abs/2209.15027

Assessing Potential Contributions from Outgassing and Tidal Effects on the Evolving Rotational State of 1I/’Oumuamua
https://arxiv.org/abs/2209.15074

Geopolitical Implications of a Successful SETI Program
https://arxiv.org/abs/2209.15125

Atmospheric retrievals for LIFE and other future space missions: the importance of mitigating systematic effects
https://arxiv.org/abs/2209.15403

September 30, 2022 Updates

A hot sub-Neptune in the desert and a temperate super-Earth around faint M dwarfs
https://www.aanda.org/articles/aa/full_html/2022/10/aa43731-22/aa43731-22.html

Solar sail with inflatable toroidal shell
https://www.sciencedirect.com/science/article/abs/pii/S0094576522005045

Water vapor absorption line parameters in the 6760–7430 cm–1 region for application to CO2-rich planetary atmosphere
https://www.sciencedirect.com/science/article/abs/pii/S0022407322003211

Searching for the Transit Signal of the Exoplanet Gl 514 b in the TESS Photometry
https://iopscience.iop.org/article/10.3847/2515-5172/ac905e

Constraints on extragalactic transmitters via Breakthrough Listen observations of background sources
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac2607/6726637?redirectedFrom=fulltext

Beating stellar systematic error floors using transit-based densities
https://arxiv.org/abs/2209.14301

TESS spots a mini-neptune interior to a hot saturn in the TOI-2000 system
https://arxiv.org/abs/2209.14396

Predicted diversity in water content of terrestrial exoplanets orbiting M dwarfs
https://arxiv.org/abs/2209.14563

Modification of the radioactive heat budget of Earth-like exoplanets by the loss of primordial atmospheres
https://arxiv.org/abs/2209.14691

An old warm Jupiter orbiting the metal-poor G-dwarf TOI-5542
https://arxiv.org/abs/2209.14830

September 29, 2022 updates

A hot sub-Neptune in the desert and a temperate super-Earth around faint M dwarfs – Color validation of TOI-4479b and TOI-2081b https://www.aanda.org/articles/aa/full_html/2022/10/aa43731-22/aa43731-22.html

Constraints on extragalactic transmitters via Breakthrough Listen observations of background sources
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac2607/6726637

Survival of Terrestrial N2–O2 Atmospheres in Violent XUV Environments through Efficient Atomic Line Radiative Cooling
https://iopscience.iop.org/article/10.3847/1538-4357/ac86ca

Deconfusing Detections in Directly Imaged Multiplanet Systems https://iopscience.iop.org/article/10.3847/1538-4357/ac8d56

Reduced late bombardment on rocky exoplanets around M-dwarfs https://arxiv.org/abs/2209.14037

Are Am stars and hot-Jupiter planets related?
https://arxiv.org/abs/2209.14257

Lotka-Volterra Models for Extraterrestrial Self-Replicating Probes https://arxiv.org/abs/2209.14244

CREW HaT: A Magnetic Shielding System for Space Habitats
https://arxiv.org/abs/2209.13624

Validation of TOI-1221 b, a warm sub-Neptune exhibiting TTVs around a Sun-like star
https://arxiv.org/abs/2209.13651