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 16, 2025 updates

There’s growing evidence of possible life on other planets. Here’s why you should still be skeptical
https://phys.org/news/2025-05-evidence-life-planets-skeptical.html

HD 163296 and its giant planets: Creation of exo-comets, interstellar objects and transport of volatile material
https://www.aanda.org/articles/aa/full_html/2025/05/aa53097-24/aa53097-24.html

The Impact of Stellar Flares on the Atmospheric Escape of Exoplanets Orbiting M Stars. I. Insights from the AU Mic System
https://iopscience.iop.org/article/10.3847/1538-4357/adc932

Modeling Triatomic Biosignatures: Ozone and Isotopomers
https://iopscience.iop.org/article/10.3847/1538-4357/adbc61

Ionized Envelopes Around Protoplanets and the Role of Radiative Feedback in Gas Accretion
https://iopscience.iop.org/article/10.3847/1538-4357/adc392

The Impact of Stellar Flares on the Atmospheric Escape of Exoplanets Orbiting M Stars. I. Insights from the AU Mic System
https://iopscience.iop.org/article/10.3847/1538-4357/adc932

Escaping Helium and a Highly Muted Spectrum Suggest a Metal-enriched Atmosphere on Sub-Neptune GJ 3090 b from JWST Transit Spectroscopy
https://iopscience.iop.org/article/10.3847/2041-8213/add010

Continental Orientation and the Climate of Land-dominated, Arid Planets
https://iopscience.iop.org/article/10.3847/PSJ/adccb6

A Search for Transiting Doppler-Detected Exoplanets
https://www.ewadirect.com/proceedings/tns/article/view/22740

Velocity shift and SNR limits for high-resolution spectroscopy of hot Jupiters using Keck/KPIC
https://arxiv.org/abs/2505.09781

Open Source High-Resolution Exoplanet Atmosphere Retrievals with POSEIDON
https://arxiv.org/abs/2505.09933

Resonance Capture of a Test Particle by an Eccentric Planet in the Presence of Externally-Driven Apsidal Precession
https://arxiv.org/abs/2505.09937

The Hot-Neptune Initiative (HONEI) I. Two hot sub-Neptunes on a close-in, eccentric orbit (TOI-5800 b) and a farther-out, circular orbit (TOI-5817 b)
https://arxiv.org/abs/2505.10123

Non-transiting exoplanets as a means to understand star-planet interactions in close-in systems
https://arxiv.org/abs/2505.10135

Retrieving interior properties of hot Jupiters with Love numbers and atmospheric measurements
https://arxiv.org/abs/2505.10304

An Eccentric Sub-Neptune Moving Into the Evaporation Desert
https://arxiv.org/abs/2505.10324

A Systematic Search for Trace Molecules in Exoplanet K2-18 b
https://arxiv.org/abs/2505.10539

May 15, 2025 updates

The Future of Outer Space Law
https://books.google.com/books?hl=en&lr=lang_en&id=C49cEQAAQBAJ&oi=fnd&pg=PA48&dq=interstellar+spacecraft&ots=9j56WszN6r&sig=2HRmSSB0YZIq7s0VIGBeHPHUH9w#v=onepage&q=interstellar%20spacecraft&f=false

Effects of Stellar Flybys on Exocomets in the Beta Pictoris System
https://ui.adsabs.harvard.edu/abs/2025hsa..conf…24G/abstract

Water ice in the debris disk around HD 181327
https://www.nature.com/articles/s41586-025-08920-4

Focus on exoALMA
https://iopscience.iop.org/collections/Focus-on-exoALMA

The tidal heating of the exoplanet 55 Cnc e – The role of the orbital eccentricity
https://www.aanda.org/articles/aa/full_html/2025/05/aa54427-25/aa54427-25.html

An Analytical Model of Wavelength-dependent Opposition Surge in Emittance and Reflectance Spectroscopy of Airless Rocky Exoplanets
https://iopscience.iop.org/article/10.3847/PSJ/adcba8

Potassium Bromide Glass: Simulating Exoplanet Settings for Infrared Spectroscopy
https://iopscience.iop.org/article/10.3847/2515-5172/add72c

TASSIE: a TASmanian Search for Inclined Exoplanets
https://arxiv.org/abs/2505.09185

The atmospheres of rocky exoplanets III. Using atmospheric spectra to constrain surface rock composition
https://arxiv.org/abs/2505.08883

Exoplanet atmospheres at high spectral resolution (2)
https://arxiv.org/abs/2505.08926

Searching for GEMS: Confirmation of TOI-5573b, a Cool, Saturn-like Planet Orbiting An M-dwarf
https://arxiv.org/abs/2505.08947

NeurIPS 2024 Ariel Data Challenge: Characterisation of Exoplanetary Atmospheres Using a Data-Centric Approach
https://arxiv.org/abs/2505.08940

May 14, 2025 updates

A snapshot of relativistic motion: visualizing the Terrell-Penrose effect
https://www.nature.com/articles/s42005-025-02003-6

I’m an exoplanet scientist. Here’s what we lose if we don’t launch Roman.
https://spacenews.com/im-an-exoplanet-scientist-heres-what-we-lose-if-we-dont-launch-roman/

Deep Mantle–Atmosphere Coupling and Carbonaceous Bombardment: Options for Biomolecule Formation on an Oxidized Early Earth
https://iopscience.iop.org/article/10.3847/1538-4357/adc39b

A third star in the HAT-P-7 system, and a new dynamical pathway to misaligned hot Jupiters
https://arxiv.org/abs/2505.07927

GRIP: a generic data reduction package for nulling interferometry
https://arxiv.org/abs/2505.08337

CHEOPS Ground Segment: Systems and Automation for Mission and Science Operations
https://arxiv.org/abs/2505.08352

May 13, 2025 updates

Origin and Evolution of Extraterrestrial Ozone in the JWST, JUICE, and Europa Clipper Era: A Laboratory Investigation
https://pubs.acs.org/doi/abs/10.1021/acsearthspacechem.4c00415

Energy and Life
https://link.springer.com/chapter/10.1007/978-3-662-65778-2_2

Dependence of Planet Populations on Stellar Mass and Metallicity: A Pebble-accretion-based Planet Population Synthesis Model
https://iopscience.iop.org/article/10.3847/1538-4357/adc7a9

Quantitative study of habitability of various classes of exoplanets
https://www.sciencedirect.com/science/article/abs/pii/S0273117725004776

TESS Investigation — Demographics of Young Exoplanets (TI-DYE) III: an inner super-Earth in TOI-2076
https://arxiv.org/abs/2505.06358

The JDISC Survey: Linking the Physics and Chemistry of Inner and Outer Protoplanetary Disk Zones
https://arxiv.org/abs/2505.07562

WISE 12 micron search for exozodi candidates within 10 parsecs
https://arxiv.org/abs/2505.07602

Clouds can enhance direct imaging detection of O2 and O3 on terrestrial exoplanets
https://arxiv.org/abs/2505.07760

May 12, 2025 Updates

Alienating Encounters – Cultural, Religious, Political and Psychological Implications of First Contact in Mary Doria Russell’s The Sparrow and Frederik Pohl’s Gateway
https://www.diva-portal.org/smash/get/diva2:1955794/FULLTEXT01.pdf

Navigating Complexity in Big History—Exploring Periodization Across Cosmic and Biosocial Dimensions
https://link.springer.com/book/10.1007/978-3-031-85410-1

Navigating Complexity in Big History—Exploring Periodization Across Cosmic and Biosocial Dimensions: An Introduction
https://link.springer.com/chapter/10.1007/978-3-031-85410-1_1

The Human Journey: A Potential Timetable Extrapolated with Big History Trends
https://link.springer.com/chapter/10.1007/978-3-031-85410-1_14

Conclusions: Exploring Big History Periodizations Across Cosmic and Biosocial Dimensions with Ideas for Further Research
https://link.springer.com/chapter/10.1007/978-3-031-85410-1_16

Study of Wormholes in Symmetric Teleparallel Theories of Gravity
https://arxiv.org/abs/2505.04952

Effects of Jump Detection and Ramp Fitting Algorithms on NIRISS/SOSS Exoplanet Time-Series Observations
https://arxiv.org/abs/2505.05571

The survivorship bias of protoplanetary disc populations
https://arxiv.org/abs/2505.05578

Peekaboo: Secular Resonances from Evolving Stellar Oblateness Impede Transit Detection
https://arxiv.org/abs/2505.05680

Search for Exoplanetary Ring Systems with TESS
https://arxiv.org/abs/2505.05948

Metal-Enriched Atmospheres in Warm (Super- and Sub-)Neptunes Induced by Extreme Atmospheric Escape
https://arxiv.org/abs/2505.06013

A Machine-Learning Compositional Study of Exoplanetary Material Accreted Onto Five Helium-Atmosphere White Dwarfs with cecilia
https://arxiv.org/abs/2505.06228

Persistent Periodic Signals from 51 Peg in TESS Lightcurves
https://iopscience.iop.org/article/10.3847/2515-5172/add5e0

Characterizing the Impact of Alfvén Wave Forcing in Interplanetary Space on the Distribution of Near-Earth Solar Wind Speeds
https://iopscience.iop.org/article/10.3847/2041-8213/add0a6

The Exoplanet Edge: Planets Do Not Induce Observable Transit Timing Variations with a Dominant Transit Timing Variation Period Faster than Half Their Orbital Period
https://iopscience.iop.org/article/10.3847/2041-8213/adc563

A transiting multi-planet system in the 61 million year old association Theia 116
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/staf726/8128027

The SPHERE infrared survey for exoplanets (SHINE) IV. Complete observations, data reduction and analysis, detection performances, and final results
https://www.aanda.org/articles/aa/full_html/2025/05/aa51751-24/aa51751-24.html