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 18, 2024 updates

Detectability Simulations of a Near-infrared Surface Biosignature on Proxima Centauri b with Future Space Observatories
https://iopscience.iop.org/article/10.3847/PSJ/ad769d

SOTHE: SOlar-Terrestrial Habitability Explorer
https://www.sciencedirect.com/science/article/pii/S0273117724010512

The Transiting Exoplanet Survey Satellite
https://arxiv.org/abs/2410.12905

Large Interferometer For Exoplanets (LIFE). XIV. Finding terrestrial protoplanets in the galactic neighborhood
https://arxiv.org/abs/2410.13457

October 17, 2024 updates

Mixed Signals: Alien Communication Across the Iron Curtain
https://www.wiley.com/en-us/Mixed+Signals%3A+Alien+Communication+Across+the+Iron+Curtain-p-9781509556915

Communicating Across the Cosmos: Speculative Designs for Interfacing with Intelligent Quantum Systems
https://www.researchgate.net/publication/384865075_Communicating_Across_the_Cosmos_Speculative_Designs_for_Interfacing_with_Intelligent_Quantum_Systems

TOI-3568 b: A super-Neptune in the sub-Jovian desert
https://www.aanda.org/articles/aa/full_html/2024/10/aa50334-24/aa50334-24.html

Multi-aperture telescopes at the quantum limit of superresolution imaging : Detecting subRayleigh object near a star
https://www.sciencedirect.com/science/article/abs/pii/S0094576524005666

Long-term evolution of exoplanet systems
https://www.cambridge.org/core/journals/proceedings-of-the-international-astronomical-union/article/longterm-evolution-of-exoplanet-systems/C57FF9A1557170796FA5DF92D692C870

Signature of Vertical Mixing in Hydrogen-dominated Exoplanet Atmospheres
https://arxiv.org/abs/2410.12737

Metal pollution in Sun-like stars from destruction of ultra-short-period planets
https://arxiv.org/abs/2410.11935

TESS Hunt for Young and Maturing Exoplanets (THYME) XII: A Young Mini-Neptune on the Upper Edge of the Radius Valley in the Hyades Cluster
https://arxiv.org/abs/2410.11990

Most High-density Exoplanets Are Unlikely to Be Remnant Giant-planet Cores
https://arxiv.org/abs/2410.12640

Dynamical Stability of the Laplace Resonance
https://arxiv.org/abs/2410.12768

October 16, 2024 updates

Astronomical Intensity Interferometry
https://www.mdpi.com/2304-6732/11/10/958

Phenomenal consciousness is alien to us: SETI and the Fermi paradox seen through the prism of illusionism and attention schema theory
https://www.sciencedirect.com/science/article/abs/pii/S0094576524005976

Spin and Obliquity Evolution of Hot Jupiter Hosts from Resonance Locks
https://arxiv.org/abs/2410.10943

Hic Sunt Dracones: Uncovering Dynamical Perturbers Within the Habitable Zone
https://arxiv.org/abs/2410.10969

The Thermal Emission Spectrum of the Nearby Rocky Exoplanet LTT 1445A b from JWST MIRI/LRS
https://arxiv.org/abs/2410.10987

TESS Giants Transiting Giants. VII. A Hot Saturn Orbiting an Oscillating Red Giant Star
https://arxiv.org/abs/2410.11037

Hot Rocks Survey I : A shallow eclipse for LHS 1478 b
https://arxiv.org/abs/2410.11048

An HST Transmission Spectrum of the Closest M-Dwarf Transiting Rocky Planet LTT 1445Ab
https://arxiv.org/abs/2410.11054

Out of the Darkness: High-resolution Detection of CO Absorption on the Nightside of WASP-33b
https://arxiv.org/abs/2410.11060

Planetary Mass Determinations from a Simplified Photodynamical Model — Application To The Complete Kepler Dataset
https://arxiv.org/abs/2410.11401

Spectroscopically resolved partial phase curve of the rapid heating and cooling of the highly-eccentric Hot Jupiter HAT-P-2b with WFC3
https://arxiv.org/abs/2410.11643

The GAPS programme at TNG: TBD. Studies of atmospheric FeII winds in ultra-hot Jupiters KELT-9b and KELT-20b using HARPS-N spectrograph
https://arxiv.org/abs/2410.11731

October 15, 2024 updates

The GAPS Programme at TNG – LIX. Characterisation study of the ∼300 Myr-old multi-planetary system orbiting the star BD+40 2790 (TOI-2076)
https://www.aanda.org/articles/aa/full_html/2024/10/aa50366-24/aa50366-24.html

The GAPS programme at TNG – LX. Atmospheric characterisation of KELT-9 b via single-line analysis: Detection of six H I Balmer lines, Na I, Ca I, Ca II, Fe I, Fe II, Mg I, Ti II, Sc II, and Cr II
https://www.aanda.org/articles/aa/full_html/2024/10/aa49341-24/aa49341-24.html

Why heterogeneous cloud particles matter – Iron-bearing species and cloud particle morphology affect exoplanet transmission spectra
https://www.aanda.org/articles/aa/full_html/2024/10/aa50526-24/aa50526-24.html

A regularisation technique to precisely infer limb darkening using transit measurements: Can we estimate stellar surface magnetic fields?
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae2344/7819147

X-Ray Emission of Nearby Low-mass and Sunlike Stars with Directly Imageable Habitable Zones
https://iopscience.iop.org/article/10.3847/1538-4365/ad71d6

Casimir wormholes inspired by electric charge in Einstein–Gauss–Bonnet gravity
https://iopscience.iop.org/article/10.1088/1572-9494/ad641d

Spacecraft design for interstellar travel
https://www.ewadirect.com/proceedings/tns/article/view/15787

A Candidate High-Velocity Exoplanet System in the Galactic Bulge
https://arxiv.org/abs/2410.09147

Starshade Exoplanet Data Challenge: What We Learned
https://arxiv.org/abs/2410.09183

The First High Frequency Technosignature Search Survey with the Sardinia Radio Telescope
https://arxiv.org/abs/2410.09288

Atmospheric characterisation of GJ1214b from transit and eclipse observations
https://arxiv.org/abs/2410.09981

Possible Carbon Dioxide Above the Thick Aerosols of GJ 1214 b
https://arxiv.org/abs/2410.10183

A Possible Metal-Dominated Atmosphere Below the Thick Aerosols of GJ 1214 b Suggested by its JWST Panchromatic Transmission Spectrum
https://arxiv.org/abs/2410.10186

Photochemical Hazes in Exoplanetary Skies with Diamonds: Microphysical Modeling of Haze Composition Evolution via Chemical Vapor Deposition
https://arxiv.org/abs/2410.10197

High-resolution transmission spectroscopy of the hot-Saturn HD 149026b
https://arxiv.org/abs/2410.10820

The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems III: Aperture Masking Interferometric Observations of the star HIP 65426
https://arxiv.org/abs/2310.11508

A general machine learning model of aluminosilicate melt viscosity and its application to the surface properties of dry lava planets
https://arxiv.org/abs/2409.20235

October 14, 2024 Updates

AstroFusion: A GAN-Augmented Approach for Exoplanet Detection
https://ieeexplore.ieee.org/abstract/document/10704142

Quantum Networking for Secure and Reliable Communication in Space Exploration
https://ieeexplore.ieee.org/abstract/document/10713124

The Significance of Stars in the Universe and Their Impact on Human Culture Throughout Evolution
https://articlebiz.com/article/1052369042-the-significance-of-stars-in-the-universe-and-their-impact-on-human-culture-throughout-evolution

Constraints on Remnant Planetary Systems as a Function of Main-Sequence Mass with HST/COS
https://arxiv.org/abs/2410.06335

Assessing Core-Powered Mass Loss in the Context of Early Boil-Off: Minimal Long-Lived Mass Loss for the Sub-Neptune Population
https://arxiv.org/abs/2410.08577

Solid-liquid phase change in planetary cores
https://arxiv.org/abs/2410.08685

Atmospheric escape in hot Jupiters under sub-Alfvenic interactions
https://arxiv.org/abs/2410.08881

BD+44 493: Chemo-Dynamical Analysis and Constraints on Companion Planetary Masses from WIYN/NEID Spectroscopy
https://arxiv.org/abs/2410.08943

Hidden under a warm blanket: If planets existed in protostellar disks, they would hardly produce observable substructures
https://arxiv.org/abs/2410.09042

Blind and robust reconstruction of adaptive optics point spread functions for asteroid deconvolution and moon detection
https://arxiv.org/abs/2410.08585

K2-370 b: a strongly irradiated sub-Neptune transiting a very active solar-type star
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae2323/7819156

Formation of Close-in Neptunes around Low-mass Stars through Breaking Resonant Chains
https://iopscience.iop.org/article/10.3847/1538-4357/ad7383

Resonant amplitude distribution of the Hilda asteroids and the free-floating planet flyby scenario
https://www.sciencedirect.com/science/article/abs/pii/S0019103524004007

An Orbital-attitude Coupled Control Framework for a Full-scale Flexible Electric Solar Wind Sail Spacecraft in Orbital Transformation Missions
https://www.sciencedirect.com/science/article/abs/pii/S1270963824007843