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.

August 25, 2023 updates

DREAM – III. A helium survey in exoplanets on the edge of the hot Neptune desert with GIANO-B at TNG
https://www.aanda.org/articles/aa/full_html/2023/08/aa46419-23/aa46419-23.html

Bayesian Analysis for Remote Biosignature Identification on exoEarths (BARBIE). I. Using Grid-based Nested Sampling in Coronagraphy Observation Simulations for H2O
https://iopscience.iop.org/article/10.3847/1538-3881/acebc3

Compucache: An Interstellar Data and Computation Hub
https://www.researchgate.net/publication/373360230_Compucache_An_Interstellar_Data_and_Computation_Hub

Study of Atmospheric Ion Escape From Exoplanet TOI‐700 d: Venus Analogs
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2023JA031405

On the origin of quasi-periodicity in the atmospheres of Earth, Jupiter, Saturn and the Sun
https://arxiv.org/abs/2308.12583

August 23, 2023 updates

Uncertainty in phosphine photochemistry in the Venus atmosphere prevents a firm biosignature attribution
https://www.aanda.org/articles/aa/full_html/2023/08/aa42548-21/aa42548-21.html

A Unified Treatment of Kepler Occurrence to Trace Planet Evolution. I. Methodology
https://iopscience.iop.org/article/10.3847/1538-3881/acebc8

Deuterium Escape on Photoevaporating Sub-Neptunes
https://iopscience.iop.org/article/10.3847/2041-8213/acee01

Constraints on Interstellar Sovereignty
https://arxiv.org/abs/2308.11076

Refining the properties of the TOI-178 system with CHEOPS and TESS
https://arxiv.org/abs/2308.11394

August 22, 2023 updates

Fully fluorinated non-carbon compounds NF3 and SF6 as ideal technosignature gases
https://link.springer.com/article/10.1038/s41598-023-39972-z

Planetary evolution with atmospheric photoevaporation – II. Fitting the slope of the radius valley by combining boil-off and XUV-driven escape
https://www.aanda.org/articles/aa/full_html/2023/08/aa42205-21/aa42205-21.html

ACCESS, LRG-BEASTS, and MOPSS: Featureless Optical Transmission Spectra of WASP-25b and WASP-124b
https://iopscience.iop.org/article/10.3847/1538-3881/ace777

Confirmation of Subsolar Metallicity for WASP-77Ab from JWST Thermal Emission Spectroscopy
https://iopscience.iop.org/article/10.3847/2041-8213/ace828

A sign in space: An interdisciplinary exploration of the potential reception of an extraterrestrial signal
https://www.sciencedirect.com/science/article/abs/pii/S0094576523004344

3D Printing for Space Food Applications: Advancements, Challenges, and Prospects
https://www.sciencedirect.com/science/article/abs/pii/S2214552423000603

Large Interferometer For Exoplanets (LIFE). X. Detectability of currently known exoplanets and synergies with future IR/O/UV reflected-starlight imaging missions
https://arxiv.org/abs/2308.09646

Exoplanet Atmosphere Characterization via Transit Spectra Classification
https://www.preprints.org/manuscript/202308.1385/v1

Asteroseismology and Spectropolarimetry of the Exoplanet Host Star λ Serpentis
https://arxiv.org/abs/2308.09808

Can a binary star host three giant circumbinary planets?
https://arxiv.org/abs/2308.09841

A Non-Detection of Iron in the First High-Resolution Emission Study of the Lava Planet 55 Cnc e
https://arxiv.org/abs/2308.10378

Beyond 2-D Mass-Radius Relationships: A Nonparametric and Probabilistic Framework for Characterizing Planetary Samples in Higher Dimensions
https://arxiv.org/abs/2308.10615

PyATMOS: A Scalable Grid of Hypothetical Planetary Atmospheres
https://arxiv.org/abs/2308.10624

Transit Timing Variations in the three-planet system: TOI-270
https://arxiv.org/abs/2308.10763

Are we visible to advanced alien civilizations?
https://arxiv.org/abs/2308.08689

August 21, 2023 Updates

Study of atmospheric ion escape from exoplanet TOI-700 d: Venus analogs
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2023JA031405

Evidence for Misalignment between Debris Disks and Their Host Stars
https://iopscience.iop.org/article/10.3847/1538-4357/accf9d

Understanding the Capability of Future Direct-imaging Observations to Quantify Atmospheric Chemical Effects of Stellar Proton Events
https://iopscience.iop.org/article/10.3847/1538-3881/ace7b8

CHEOPS and TESS view of the ultra-short period super-Earth TOI-561 b
https://arxiv.org/abs/2308.08687

A 5MJup Non-Transiting Coplanar Circumbinary Planet Around Kepler-1660AB
https://arxiv.org/abs/2308.09255

A magnetically driven disc wind in the inner disc of PDS 70
https://arxiv.org/abs/2308.09554

A Six-Planet Resonance Chain in K2-138?
https://arxiv.org/abs/2308.09588

Identification of the Top TESS Objects of Interest for Atmospheric Characterization of Transiting Exoplanets with JWST
https://arxiv.org/abs/2308.09617