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.

September 19, 2024 updates

Dynamics of Two Planets near a 2:1 Resonance: Case Studies of Known and Synthetic Exosystems on a Grid of Initial Configurations
https://www.mdpi.com/2218-1997/10/9/374

TESS Investigation—Demographics of Young Exoplanets (TI-DYE). II. A Second Giant Planet in the 17 Myr System HIP 67522
https://iopscience.iop.org/article/10.3847/2041-8213/ad77d9

Traversable wormholes in Einstein–Cartan gravity admitting conformal motion
https://link.springer.com/article/10.1140/epjp/s13360-024-05622-0

Did WISE detect Dyson Spheres/Structures around Gaia-2MASS-selected stars?
https://arxiv.org/abs/2409.11447

Thermal Evolution of Lava Planets
https://arxiv.org/abs/2409.11459

Updated forecast for TRAPPIST-1 times of transit for all seven exoplanets incorporating JWST data
https://arxiv.org/abs/2409.11620

Drifts of the sub-stellar points of the TRAPPIST-1 planets
https://arxiv.org/abs/2409.12065

Probing the Possible Causes of the Transit Timing Variation for TrES-2b in TESS Era
https://arxiv.org/abs/2409.12069

Exoplanet accretion monitoring spectroscopic survey (ENTROPY) I. Evidence for magnetospheric accretion in the young isolated planetary-mass object 2MASS J11151597+1937266
https://arxiv.org/abs/2409.12187

September 18, 2024 updates

Observation of significant photosynthesis in garden cress and cyanobacteria under simulated illumination from a K dwarf star
https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/observation-of-significant-photosynthesis-in-garden-cress-and-cyanobacteria-under-simulated-illumination-from-a-k-dwarf-star/18E1D525821108801DBCB99515EBF318

The K2 and TESS Synergy. III. Search and Rescue of the Lost Ephemeris for K2’s First Planet
https://iopscience.iop.org/article/10.3847/1538-3881/ad60bf

The Impact of Icy Cometary ‘Impacts’ on Exoplanetary Atmospheres I: Tidally-Locked Terrestrial Exoplanets
https://arxiv.org/abs/2409.11151

SPORES-HWO. II. Limits on Planetary Companions of Future High-contrast Imaging Targets from >20 Years of HIRES and HARPS Radial Velocities
https://arxiv.org/abs/2409.10679

Substantial extension of the lifetime of the terrestrial biosphere
https://arxiv.org/abs/2409.10714

The Spin Zone: Synchronously and Asynchronously Rotating Exoplanets Have Spectral Differences in Transmission
https://arxiv.org/abs/2409.10752

Evolution of gas envelopes and outgassed atmospheres of rocky planets formed via pebble accretion
https://arxiv.org/abs/2409.11005

Self-oxidation of the atmospheres of rocky planets with implications for the origin of life
https://arxiv.org/abs/2409.11070

Characterisation of TOI-406 as showcase of the THIRSTEE program: A 2-planet system straddling the M-dwarf density gap
https://arxiv.org/abs/2409.11083

Quartz Clouds in the Dayside Atmosphere of the Quintessential Hot Jupiter HD 189733 b
https://arxiv.org/abs/2409.11395

September 17, 2024 updates

Warp Drive, Dark Energy, and the Manipulation of Extra Dimensions: A Theoretical Exploration
https://jilvanpinheiro.com/2024/08/20/warp-drive-dark-energy-and-the-manipulation-of-extra-dimensions-a-theoretical-exploration/

The coevolution of migrating planets and their pulsating stars through episodic resonance locking
https://link.springer.com/article/10.1038/s41550-024-02351-3

Tracking Advanced Planetary Systems (TAPAS) with HARPS-N – VIII. A wide-orbit planetary companion in the hot-Jupiter system HD 118203
https://www.aanda.org/articles/aa/full_html/2024/08/aa51084-24/aa51084-24.html

K2-399 b is not a planet – The Saturn that wandered through the Neptune desert is actually a hierarchical eclipsing binary
https://www.aanda.org/articles/aa/full_html/2024/09/aa51398-24/aa51398-24.html

The GAPS Programme at TNG – LVIII. Two multi-planet systems with long-period substellar companions around metal-rich stars
https://www.aanda.org/articles/aa/full_html/2024/09/aa49456-24/aa49456-24.html

Large Interferometer For Exoplanets (LIFE) – XIII. The value of combining thermal emission and reflected light for the characterization of Earth twins
https://www.aanda.org/articles/aa/full_html/2024/09/aa50320-24/aa50320-24.html

Modeling Multiple Radius Valley Emergence Mechanisms with Multitransiting Systems
https://iopscience.iop.org/article/10.3847/1538-3881/ad6903

The Pale Blue Dot: Using the Planetary Spectrum Generator to Simulate Signals from Hyperrealistic Exo-Earths
https://iopscience.iop.org/article/10.3847/PSJ/ad6448

Do we Owe our Existence to Gravitational Waves?
https://www.sciencedirect.com/science/article/pii/S0370269324005860

Advancements in AI Technology and Their Impact on Exoplanet Discovery
https://www.scholarlyreview.org/article/123588-advancements-in-ai-technology-and-their-impact-on-exoplanet-discovery

Classifications for Exoplanet and Exoplanetary Systems — Could it be developed? I. Exoplanet classification
https://arxiv.org/abs/2409.09666

Tuning the Rate of Tightly Packed Systems To Produce Planet Occurrence Trends with Galactic Height
https://arxiv.org/abs/2409.10485

Mapping the exo-Neptunian landscape. A ridge between the desert and savanna
https://arxiv.org/abs/2409.10517

September 16, 2024 Updates

A Radio Technosignature Search of TRAPPIST-1 with the Allen Telescope Array
https://arxiv.org/abs/2409.08313

Constraining atmospheric composition from the outflow: helium observations reveal the fundamental properties of two planets straddling the radius gap
https://arxiv.org/abs/2409.08318

Revisiting the Relationship Between Rocky Exoplanet and Stellar Compositions: Reduced Evidence for a Super-Mercury Population
https://arxiv.org/abs/2409.08361

Minimum Safe Distances for DE-STAR Space Lasers
https://arxiv.org/abs/2409.08873

New Transit Timing Observations of WASP-12b from TESS Sectors 71 and 72
https://iopscience.iop.org/article/10.3847/2515-5172/ad7946

Resolving Twin Jets and Twin Disks with JWST and ALMA: The Young WL 20 Multiple System
https://iopscience.iop.org/article/10.3847/1538-4357/ad5da1

September 13, 2024 updates

Topological dressing method for the Einstein–Maxwell equations
https://link.springer.com/article/10.1007/s10714-024-03288-8

The MOPYS project: A survey of 70 planets in search of extended He I and H atmospheres – No evidence of enhanced evaporation in young planets
https://www.aanda.org/articles/aa/full_html/2024/09/aa49411-24/aa49411-24.html

Exploring the Catastrophic Regime: Thermodynamics and Disintegration in Head-On Planetary Collisions
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae2134/7756442

Assignment and modeling of 13CH4 spectrum at 298 K in the lower part of the Tetradecad in the 4970–5300 cm−1 range
https://www.sciencedirect.com/science/article/abs/pii/S0022407324003030

The inflated, eccentric warm Jupiter TOI-4914 b orbiting a metal-poor star, and the hot Jupiters TOI-2714 b and TOI-2981 b
https://arxiv.org/abs/2409.07520

Nightside Clouds on Tidally-locked Terrestrial Planets Mimic Atmosphere-Free Scenarios
https://arxiv.org/abs/2409.07542

JWST COMPASS: The 3-5 Micron Transmission Spectrum of the Super-Earth L 98-59 c
https://arxiv.org/abs/2409.07552

Hot Jupiters are asynchronous rotators
https://arxiv.org/abs/2409.07651

Transit Timing Variation of K2-237b: Hints Toward Planet Disk Migration
https://arxiv.org/abs/2409.07865

RISTRETTO: a VLT XAO design to reach Proxima Cen b in the visible
https://arxiv.org/abs/2409.08052

HD 222237 b: a long period super-Jupiter around a nearby star revealed by radial-velocity and Hipparcos-Gaia astrometry
https://arxiv.org/abs/2409.08067