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 28, 2024 updates

Decomposition of HCN during Experimental Impacts in Dry and Wet Planetary Atmospheres
https://pubs.acs.org/doi/full/10.1021/acsearthspacechem.4c00064

Fermi Paradox versus Problem of Induction
https://philarchive.org/rec/REFPVC

The Concept of Life on Venus Informs the Concept of Habitability
https://liebertpub.com/doi/10.1089/ast.2023.0106

Marine Science Can Contribute to the Search for Extra-Terrestrial Life
https://www.mdpi.com/2075-1729/14/6/676

Photodissociation and induced chemical asymmetries on ultra-hot gas giants – A case study of HCN on WASP-76 b
https://www.aanda.org/articles/aa/full_html/2024/06/aa48022-23/aa48022-23.html

Imaging detection of the inner dust belt and the four exoplanets in the HR 8799 system with JWST’s MIRI coronagraph
https://www.aanda.org/articles/aa/full_html/2024/06/aa47912-23/aa47912-23.html

GJ 238 b: A 0.57 Earth Radius Planet Orbiting an M2.5 Dwarf Star at 15.2 pc
https://iopscience.iop.org/article/10.3847/1538-3881/ad3df1

The TESS-Keck Survey. VII. A Superdense Sub-Neptune Orbiting TOI-1824
https://iopscience.iop.org/article/10.3847/1538-3881/ad34d9

How likely is the interstellar origin of CNEOS14? On the reliability of the CNEOS database
https://arxiv.org/abs/2405.17219

KMT-2023-BLG-2669: Ninth Free-floating Planet Candidate with θE measurements
https://arxiv.org/abs/2405.16857

A low-mass sub-Neptune planet transiting the bright active star HD 73344
https://arxiv.org/abs/2405.17155

Non-Detections of Helium in the Young Sub-Jovian Planets K2-100b, HD 63433b, & V1298 Tau c
https://arxiv.org/abs/2405.17294

May 27, 2024 Updates

TOI-1685 b is a Hot Rocky Super-Earth: Updates to the Stellar and Planet Parameters of a Popular JWST Cycle 2 Target
https://arxiv.org/abs/2405.14895

Background Contamination of the Project Hephaistos Dyson Spheres Candidates
https://arxiv.org/abs/2405.14921

Confirmation and Characterization of the Eccentric, Warm Jupiter TIC 393818343 b with a Network of Citizen Scientists
https://arxiv.org/abs/2405.15021

Using Asteroseismology to Calibrate the Physical Parameters of Confirmed Exoplanets and Their Evolved Host Stars
https://arxiv.org/abs/2405.15162

May 24, 2024 updates

The Coming Coeval Age
https://odysee.com/@Geopolicraticus:7/the-coming-coeval-age:d

Further Elaborations on the Coming Coeval Age
https://geopolicraticus.substack.com/p/the-coming-coeval-age?publication_id=922014&post_id=144712917

Time-reversed information flow through a wormhole in scalar-tensor gravity
https://arxiv.org/abs/2405.12397

Feasibility Faster of Light Speeds or Superluminal Speeds
https://www.academia.edu/101858807/Feasibility_Faster_of_Light_Speeds_or_Superluminal_Speeds

Venus: Evolution Through Time – Editorial
https://link.springer.com/article/10.1007/s11214-024-01075-0

The TESS-Keck Survey. XX. 15 New TESS Planets and a Uniform RV Analysis of All Survey Targets
https://iopscience.iop.org/article/10.3847/1538-4365/ad4484

Search for giant planets in M 67 V: A warm Jupiter orbiting the turn-off star S1429
https://www.aanda.org/articles/aa/full_html/2024/06/aa49233-24/aa49233-24.html

Photodissociation and induced chemical asymmetries on ultra-hot gas giants – A case study of HCN on WASP-76 b
https://www.aanda.org/articles/aa/full_html/2024/06/aa48022-23/aa48022-23.html

Setting the Stage for the Search for Life with the Habitable Worlds Observatory: Properties of 164 Promising Planet-survey Targets
https://iopscience.iop.org/article/10.3847/1538-4365/ad3e81

The TESS-Keck Survey. VII. A Superdense Sub-Neptune Orbiting TOI-1824
https://iopscience.iop.org/article/10.3847/1538-3881/ad34d9

Machine Learning for Exoplanet Detection in High-Contrast Spectroscopy: Revealing Exoplanets by Leveraging Hidden Molecular Signatures in Cross-Correlated Spectra with Convolutional Neural Networks
https://arxiv.org/abs/2405.13469

Machine learning for exoplanet detection in high-contrast spectroscopy Combining cross correlation maps and deep learning on medium-resolution integral-field spectra
https://arxiv.org/abs/2405.13468

Automated Chemical Reaction Network Generation and Its Application to Exoplanet Atmospheres
https://iopscience.iop.org/article/10.3847/1538-4357/ad35c8

Photo-dynamical characterisation of the TOI-178 resonant chain
https://arxiv.org/abs/2405.13732

Peas-in-a-Pod Across the Radius Valley: Rocky Systems are Less Uniform in Mass but More Uniform in Size and Spacing
https://arxiv.org/abs/2405.14091

Interpolation and synthesis of sparse samples in exoplanet atmospheric modeling
https://arxiv.org/abs/2405.14693

kappa And b is a fast rotator from KPIC High Resolution Spectroscopy
https://arxiv.org/abs/2405.13125

A Search for Transient, Monochromatic Light in a 6-deg Swath along the Galactic Plane
https://arxiv.org/abs/2405.13246

Improving Earth-like planet detection in radial velocity using deep learning
https://arxiv.org/abs/2405.13247

Characterization of the regimes of hydrodynamic escape from low-mass exoplanets
https://arxiv.org/abs/2405.13283

May 23, 2024 updates

HD 7977 and its possible influence on Solar System bodies
https://www.aanda.org/articles/aa/full_html/2024/05/aa48995-23/aa48995-23.html

Gliese 12 b, a temperate Earth-sized planet at 12 parsecs discovered with TESS and CHEOPS
https://academic.oup.com/mnras/article/531/1/1276/7679807

Gliese 12 b: A Temperate Earth-sized Planet at 12 pc Ideal for Atmospheric Transmission Spectroscopy
https://iopscience.iop.org/article/10.3847/2041-8213/ad3642

The Impact of Extended H2O Cross Sections on Temperate Anoxic Planet Atmospheres: Implications for Spectral Characterization of Habitable Worlds
https://iopscience.iop.org/article/10.3847/1538-4357/ad3a65

SALTUS Probe Class Space Mission: Observatory Architecture and Mission Design
https://arxiv.org/abs/2405.12394

Single Aperture Large Telescope for Universe Studies (SALTUS): Science Overview
https://arxiv.org/abs/2405.12829

May 22, 2024 updates

NASA tool prepares to image faraway planets
https://phys.org/news/2024-05-nasa-tool-image-faraway-planets.html

Feasibility study on retrieving exoplanetary cloud cover distributions using polarimetry
https://www.aanda.org/articles/aa/full_html/2024/05/aa48537-23/aa48537-23.html

Exploring the directly imaged HD 1160 system through spectroscopic characterisation and high-cadence variability monitoring
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae1315/7679134

Measurement of Dependence of Microlensing Planet Frequency on the Host Star Mass and Galactocentric Distance by Using a Galactic Model
https://iopscience.iop.org/article/10.3847/1538-4357/ad3cdc

Reduced Water Loss due to Photochemistry on Terrestrial Planets in the Runaway Greenhouse Phase around Pre-main-sequence M Dwarfs
https://iopscience.iop.org/article/10.3847/1538-4357/ad3e7e

Developing a framework for understanding wormholes in modified gravity: A comprehensive review
https://www.sciencedirect.com/science/article/abs/pii/S1387647324000022

Exploring the directly imaged HD 1160 system through spectroscopic characterisation and high-cadence variability monitoring
https://arxiv.org/abs/2405.12271

HD 110067 c has an aligned orbit
https://arxiv.org/abs/2405.12409

The TESS-Keck Survey. XXII. A sub-Neptune Orbiting TOI-1437
https://arxiv.org/abs/2405.12448

The Discovery and Follow-up of Four Transiting Short-period Sub-Neptunes Orbiting M dwarfs
https://arxiv.org/abs/2405.12637

No signature of the birth environment of exoplanets from their host stars’ Mahalanobis phase space
https://arxiv.org/abs/2405.12741