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.

July 23, 2025 updates

Hyperbolic Casimir-like wormhole
https://link.springer.com/article/10.1140/epjc/s10052-025-14526-x

Re-analysis of ten hot-Jupiter atmospheres with disequilibrium chemistry retrieval
https://www.aanda.org/articles/aa/full_html/2025/07/aa53518-24/aa53518-24.html

Velocity Shift and Signal-to-Noise Ratio Limits for High-resolution Spectroscopy of Hot Jupiters Using Keck/KPIC
https://iopscience.iop.org/article/10.3847/1538-3881/ade3c4

The Transit Signal of KOI-1755 Originates from a Background Eclipsing Binary Star—Extracting the Light Curve of a Faint Background Star from Kepler Target Pixel File Data
https://iopscience.iop.org/article/10.3847/1538-3881/ade718

X-SHOOTER Spectrum of Comet 3I/ATLAS: Insights into a Distant Interstellar Visitor
https://arxiv.org/abs/2507.07312

TOI-880 is an Aligned, Coplanar, Multi-planet System
https://arxiv.org/abs/2507.16194

The mass of TOI-654 b: A short-period sub-Neptune transiting a mid-M dwarf
https://arxiv.org/abs/2507.16222

The effect of stellar magnetic activity on measurements of morning and evening asymmetry of planetary terminator
https://arxiv.org/abs/2507.16451

Assessing robustness and bias in 1D retrievals of 3D Global Circulation Models at high spectral resolution: a WASP-76 b simulation case study in emission
https://arxiv.org/abs/2507.16687

July 22, 2025 updates

Light-Speed Space Shuttle via Cosmic Resonance: Integrating GRB 170817A’s 7.83 Hz Signature with the Tanfarid Quantum Coil Accelerator
https://www.researchgate.net/publication/393755294_Light-Speed_Space_Shuttle_via_Cosmic_Resonance_Integrating_GRB_170817A’s_783_Hz_Signature_with_the_Tanfarid_Quantum_Coil_Accelerator

Neutrino Pseudocharge in TQCA: Black Hole-Inspired Theoretical Framework for Light-Speed Propulsion
https://www.researchgate.net/publication/393750082_Neutrino_Pseudocharge_in_TQCA_Black_Hole-Inspired_Theoretical_Framework_for_Light-Speed_Propulsion

Spectroscopic Characterization of Interstellar Object 3I/ATLAS: Water Ice in the Coma
https://arxiv.org/abs/2507.14916

Gemini North Discovers Long-Predicted Stellar Companion of Betelgeuse
https://noirlab.edu/public/news/noirlab2523/

Analysis of Exoplanet HD80606b in Primary-centric Framework
https://zenodo.org/records/16298102

The Probable Direct-Imaging Detection of the Stellar Companion to Betelgeuse
https://arxiv.org/abs/2507.15749

HD 35843: A Sun-like Star Hosting a Long-period Sub-Neptune and Inner Super-Earth
https://iopscience.iop.org/article/10.3847/1538-3881/add7d7

Silicate Sundogs: Probing the Effects of Grain Directionality in Exoplanet Observations
https://iopscience.iop.org/article/10.3847/2041-8213/ade885

JWST Coronagraphic Images of 14 Her c: A Cold Giant Planet in a Dynamically Hot Multiplanet System
https://iopscience.iop.org/article/10.3847/2041-8213/ade30f

The Feasibility of a Spacecraft Flyby with the Third Interstellar Object 3I/ATLAS from Earth or Mars
https://arxiv.org/abs/2507.15755

EXOPLANET DETECTION METHODS: AN OVERVIEW OF TECHNIQUES AND LIMITATIONS
https://www.researchgate.net/publication/393706147_EXOPLANET_DETECTION_METHODS_AN_OVERVIEW_OF_TECHNIQUES_AND_LIMITATIONS

Prospects of detecting rotational flatness of exoplanets from space-based photometry
https://arxiv.org/abs/2507.15359

Tools for High Precision Photometry from Wide-Field Color Images
https://arxiv.org/abs/2507.14289

AutoWISP: Automated Processing of Wide-Field Color Images
https://arxiv.org/abs/2507.15830

Wavelength Requirements for Life Detection via Reflected Light Spectroscopy of Rocky Exoplanets
https://arxiv.org/abs/2507.14771

Terrestrial Planet Formation from Two Source Reservoirs
https://arxiv.org/abs/2507.14814

Unraveling the non-equilibrium chemistry of the temperate sub-Neptune K2-18 b
https://arxiv.org/abs/2507.14983

The CHEOPS view of HD 95338b: refined transit parameters, and a search for exomoons
https://arxiv.org/abs/2507.15318

The CARMENES search for exoplanets around M dwarfs. Revisiting the GJ 317, GJ 463, and GJ 3512 systems and two newly discovered planets orbiting GJ 9773 and GJ 508.2
https://arxiv.org/abs/2507.15516

Discovery of a transiting hot water-world candidate orbiting Ross 176 with TESS and CARMENES
https://arxiv.org/abs/2507.15763

Overcast mornings and clear evenings in hot Jupiter exoplanet atmospheres
https://arxiv.org/abs/2507.15854

July 21, 2025 Updates

Quantum Aspects of Cosmobiology
https://www.researchgate.net/publication/393715918_Quantum_Aspects_of_Cosmobiology

Interstellar visitor might be the oldest comet ever seen
https://www.sciencedirect.com/science/article/abs/pii/S0262407925011522

Connecting the Small Solar Wind Transients Observed Remotely to Their In Situ Measurement near 1 au
https://iopscience.iop.org/article/10.3847/1538-4357/ade1d7

Interstellar comet 3I/ATLAS: discovery and physical description
https://academic.oup.com/mnrasl/advance-article/doi/10.1093/mnrasl/slaf078/8206197

Comprehensive Analysis of CM Draconis: Eclipse Timing Variations Driven by Either a Third Body or Stellar Magnetic Activity
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/staf1166/8205645

Atmospheric Mining in the Outer Solar System: In-Situ Resource Utilization, Factories, and Moon Mining Parametric Analyses
https://arc.aiaa.org/doi/10.2514/6.2025-4078

Fifteen Years to the Interstellar Medium with An Enhanced NASA Space Launch System Launcher
https://arc.aiaa.org/doi/10.2514/6.2025-4001

NSF-DOE Vera C. Rubin Observatory Observations of Interstellar Comet 3I/ATLAS (C/2025 N1)
https://arxiv.org/abs/2507.13409

The SPACE Program I: The featureless spectrum of HD 86226 c challenges sub-Neptune atmosphere trends
https://arxiv.org/abs/2507.13439

Testing the Origin of Hot Jupiters with Ariel
https://arxiv.org/abs/2507.13446

Updated Masses for the Gas Giants in the Eight-Planet Kepler-90 System Via Transit-Timing Variation and Radial Velocity Observations
https://arxiv.org/abs/2507.13588

Inflated hot Jupiters: inferring average atmospheric velocity via Ohmic models coupled with internal dynamo evolution
https://arxiv.org/abs/2507.13991

July 18, 2025 updates

5094 – Composition of an Interstellar Object – Unique Insights into Protoplanetary Disk Midplane Chemistry
https://www.stsci.edu/jwst-program-info/download/jwst/pdf/5094/

Is ozone a reliable proxy for molecular oxygen? – II. The impact of N2O on the O2-O3 relationship for Earth-like atmospheres
https://www.aanda.org/articles/aa/full_html/2025/07/aa55289-25/aa55289-25.html

Assessing interstellar comet 3I/ATLAS with the 10.4 m Gran Telescopio Canarias and the Two-meter Twin Telescope
https://arxiv.org/abs/2507.12922

Interplay between tidal flows and magnetic fields in nonlinear simulations of stellar and planetary convective envelopes
https://arxiv.org/abs/2501.08722

A water-rich interior in the temperate sub-Neptune K2-18 b revealed by JWST
https://arxiv.org/abs/2507.12622

How does the chemical composition of solids influence the formation of planetesimals?
https://arxiv.org/abs/2507.12864

July 17, 2025 updates

Technological Advancement and the Wisdom Gap: A Solution to the Fermi Paradox
https://www.academia.edu/129287971/Technological_Advancement_and_the_Wisdom_Gap_A_Solution_to_the_Fermi_Paradox_Vs_202506011500_

Relativistic Modelling for Transit of a Photon Kinetic Energy Sail
https://arc.aiaa.org/doi/10.2514/6.2025-4068

A Proposal for Genetically Informed Crew Selection, Role Assignment, and Breeding Programs for Long-Duration Space Settlements
https://arc.aiaa.org/doi/10.2514/6.2025-4087

A Landmark in Space – Spacetime Zero
https://arc.aiaa.org/doi/10.2514/6.2025-4093

Gemini North Observes Comet 3I/ATLAS
https://noirlab.edu/public/news/noirlab2522/

Reduced or westward hotspot offset explained by dynamo action in atmospheres of ultrahot Jupiters
https://www.aanda.org/articles/aa/full_html/2025/07/aa53695-25/aa53695-25.html

Planetary edge trends – I. The inner edge – stellar mass correlation
https://www.aanda.org/articles/aa/full_html/2025/07/aa53671-25/aa53671-25.html

A Short History of (Orbital) Decay: Roman’s Prospects for Detecting Dying Planets
https://iopscience.iop.org/article/10.3847/1538-3881/ade3d9

3I/ATLAS is Smaller or Rarer than It Looks
https://iopscience.iop.org/article/10.3847/2515-5172/adee06

Is the Interstellar Object 3I/ATLAS Alien Technology?
https://arxiv.org/abs/2507.12213

Near-Discovery Observations of Interstellar Comet 3I/ATLAS with the NASA Infrared Telescope Facility
https://arxiv.org/abs/2507.12234

Can Moons Exist around the Habitable-zone Planet K2-18b?
https://arxiv.org/abs/2507.11594

SETI Post-Detection Futures: Directions for Technosignature Research and Readiness
https://arxiv.org/abs/2507.11587

Volatile enrichment in low-mass planets: Signatures of past planetary disruption?
https://arxiv.org/abs/2507.11693

ExoGemS The Effect of Offsets from True Orbital Parameters on Exoplanet High-Resolution Transmission Spectra
https://arxiv.org/abs/2507.11708

Palomar and Apache Point Spectrophotometry of Interstellar Comet 3I/ATLAS
https://arxiv.org/abs/2507.11720