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 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

October 11, 2024 updates

Faster-than-Light Travel from Dark Energy Inflation
https://bis-space.com/shop/product/jbis-077-04-0110/

Frank Drake is Alive! (Rethinking the Drake Equation for the Search For Biological Life)
https://bis-space.com/shop/product/jbis-077-04-0114/

Inertial Confinement Fusion Propulsion for the Massive Ra World Ship Model – Part 2
https://bis-space.com/shop/product/jbis-077-04-0119/

Ferric Iron Evolution During Crystallization of the Earth and Mars
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2023JE008262

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

Disruption of exo-asteroids around white dwarfs and the release of dust particles in debris rings in co-orbital motion
https://www.aanda.org/articles/aa/full_html/2024/10/aa51714-24/aa51714-24.html

HD 28185 Revisited: An outer planet, instead of a brown dwarf, on a saturn-like orbit
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae2336/7817993

Correction to: Trio of super-Earth candidates orbiting K-dwarf HD 48948: a new habitable zone candidate
https://academic.oup.com/mnras/article/534/3/2410/7817797

TOI 762 A b and TIC 46432937 b: Two Giant Planets Transiting M-dwarf Stars
https://iopscience.iop.org/article/10.3847/1538-3881/ad6f07

Impact of Exoplanet Science on Society: Professional Contributions, Citizen Science Engagement and Public Perception
https://arxiv.org/abs/2410.07285

Considerations for Photochemical Modeling of Possible Hycean Worlds
https://arxiv.org/abs/2410.07313

TIC 393818343 c: Discovery and characterization of a Neptune-like planet in the Delphinus constellation
https://arxiv.org/abs/2410.07425

Membrane Space Telescope: Active Surface Control with Radiative Adaptive Optics
https://arxiv.org/abs/2410.07741

An extremely low-density exoplanet spins slow
https://arxiv.org/abs/2410.07977

BOWIE-ALIGN: JWST reveals hints of planetesimal accretion and complex sulphur chemistry in the atmosphere of the misaligned hot Jupiter WASP-15b
https://arxiv.org/abs/2410.08116

JWST-TST DREAMS: Non-Uniform Dayside Emission for WASP-17b from MIRI/LRS
https://arxiv.org/abs/2410.08148

JWST-TST DREAMS: A Super-Solar Metallicity in WASP-17 b Dayside Atmosphere from NIRISS SOSS Eclipse Spectroscopy
https://arxiv.org/abs/2410.08149

The mystery of water in the atmosphere of τ Boötis b continues: insights from revisiting archival CRIRES observations
https://arxiv.org/abs/2410.08178

October 10, 2024 updates

Morris–Thorne-type wormholes with global monopole charge and the energy conditions
https://link.springer.com/article/10.1140/epjc/s10052-024-13413-1

Host Stars and their Effects on Exoplanet Atmospheres
https://link.springer.com/book/9783031752070

JWST/NIRCam 4–5 μm Imaging of the Giant Planet AF Lep b
https://iopscience.iop.org/article/10.3847/2041-8213/ad736a

Hubble and New Horizons offer dual perspectives on Uranus to inform exoplanet research
https://phys.org/news/2024-10-hubble-horizons-dual-perspectives-uranus.html

RedDots: Limits on habitable and undetected planets orbiting nearby stars GJ 832, GJ 674, and Ross 128
https://www.aanda.org/articles/aa/full_html/2024/10/aa47902-23/aa47902-23.html

Starbound: Interstellar Travel and the Limits of the Possible
https://www.cambridge.org/core/books/starbound/43228906C11D08A19CBEC439CD2F49D6

Atmospheric escape in hot Jupiters under sub-Alfvénic interactions
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae2325/7816390

The HD 191939 Exoplanet System is Well Aligned and Flat
https://iopscience.iop.org/article/10.3847/1538-3881/ad79ed

IGRINS Observations of WASP-127 b: H2O, CO, and Super-solar Atmospheric Metallicity in the Inflated Sub-Saturn
https://iopscience.iop.org/article/10.3847/1538-3881/ad72f3

The Clear Sky Corridor: Insights Towards Aerosol Formation in Exoplanets Using An AI-based Survey of Exoplanet Atmospheres
https://arxiv.org/abs/2410.06804

An Alternating Minimization Algorithm with Trajectory for Direct Exoplanet Detection — The AMAT Algorithm
https://arxiv.org/abs/2410.06310

Estimating Exoplanet Mass using Machine Learning on Incomplete Datasets
https://arxiv.org/abs/2410.06922

A long spin period for a sub-Neptune-mass exoplanet
https://arxiv.org/abs/2410.05408

Surprising Spin-orbit Resonances of Rocky Planets
https://arxiv.org/abs/2410.05373

The Polar Vortex Hypothesis: Evolving, Spectrally Distinct Polar Regions Explain Short- and Long-term Light Curve Evolution and Color-Inclination Trends in Brown Dwarfs and Giant Exoplanets
https://arxiv.org/abs/2410.05537

Gaia-4b and 5b: Radial Velocity Confirmation of Gaia Astrometric Orbital Solutions Reveal a Massive Planet and a Brown Dwarf Orbiting Low-mass Stars
https://arxiv.org/abs/2410.05654

Exocomets, exoasteroids and exomoons
https://arxiv.org/abs/2410.06248

Differentiable Modeling of Planet and Substellar Atmosphere: High-Resolution Emission, Transmission, and Reflection Spectroscopy with ExoJAX2
https://arxiv.org/abs/2410.06900

Effect of different stickiness between icy and silicate particles on carbon depletion in protoplanetary disks
https://arxiv.org/abs/2410.07047

Chemical composition of planetary hosts: C, N, and α-element abundances
https://arxiv.org/abs/2410.07100