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 04, 2023 Updates

The modulation effect of ice thickness variations on convection in icy ocean worlds
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stad2638/7259159?redirectedFrom=fulltext

Impact of M-dwarf stellar wind and photoevaporation on the atmospheric evolution of small planets
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stad2557/7258664?redirectedFrom=fulltext

Detection of Carbon Monoxide in the Atmosphere of WASP-39b Applying Standard Cross-Correlation Techniques to JWST NIRSpec G395H Data
https://arxiv.org/abs/2309.00036

The space weather around the exoplanet GJ 436 b. II. Stellar wind-exoplanet interactions
https://arxiv.org/abs/2309.00324

Enriching inner discs and giant planets with heavy elements
https://arxiv.org/abs/2309.00509

September 01, 2023 updates

A JWST transmission spectrum of the nearby Earth-sized exoplanet LHS 475 b
https://www.nature.com/articles/s41550-023-02064-z

Post-processing CHARIS integral field spectrograph data with pyKLIP
https://academic.oup.com/rasti/advance-article/doi/10.1093/rasti/rzad039/7257599

TOI-332 b: A super dense Neptune found deep within the Neptunian desert
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stad2575/7257597

A Comparison of the Composition of Planets in Single-planet and Multiplanet Systems Orbiting M dwarfs
https://iopscience.iop.org/article/10.3847/1538-3881/aced9a

Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c
https://iopscience.iop.org/article/10.3847/1538-3881/acedf1

Imaging with a gravitational lens: the geometric view
https://arxiv.org/abs/2308.16452

The stability of unevenly spaced planetary systems
https://arxiv.org/abs/2308.16798

Visual Orbits & Alignments of Planet Hosting Binary Systems
https://arxiv.org/abs/2308.16826

Ultrafast transfer of low-mass payloads to Mars and beyond using aerographite solar sails
https://arxiv.org/abs/2308.16698

August 31, 2023 updates

A super-massive Neptune-sized planet
https://www.nature.com/articles/s41586-023-06499-2

Planet formation throughout the Milky Way: Planet populations in the context of Galactic chemical evolution
https://arxiv.org/abs/2308.15504

Data-Driven Approaches to Searches for the Technosignatures of Advanced Civilizations
https://arxiv.org/abs/2308.15518

Discovery of Spherules of Likely Extrasolar Composition in the Pacific Ocean Site of the CNEOS 2014-01-08 (IM1) Bolide
https://arxiv.org/abs/2308.15623

The Inhomogeneity Effect I: Inhomogeneous Surface and Atmosphere Accelerate Planetary Cooling
https://arxiv.org/abs/2308.16155

The Inhomogeneity Effect II: Rotational and Orbital States Impact Planetary Cooling
https://arxiv.org/abs/2308.16156

The Inhomogeneity Effect III: Weather Impacts on the Heat Flow of Hot Jupiters
https://arxiv.org/abs/2308.16165

August 30, 2023 updates

TESS discovery of a super-Earth orbiting the M-dwarf star TOI-1680 https://www.aanda.org/articles/aa/full_html/2023/09/aa47040-23/aa47040-23.html

TOI-4600 b and c: Two Long-period Giant Planets Orbiting an Early K Dwarf https://iopscience.iop.org/article/10.3847/2041-8213/aceb69

A hybrid multi-start metaheuristic scheduler for astronomical observations
https://www.sciencedirect.com/science/article/pii/S0952197623010400

Earth as a Transiting Exoplanet: A Validation of Transmission Spectroscopy and Atmospheric Retrieval Methodologies for Terrestrial Exoplanets
https://arxiv.org/abs/2308.14804

Interstellar Diplomacy
https://arxiv.org/abs/2308.14917

August 29, 2023 updates

Needles in the Milky Way Haystack: Searching for Dim Stars, Distant Planets, and Extraterrestrial Technology
https://etda.libraries.psu.edu/catalog/21983mzh616

Cold Jupiters and improved masses in 38 Kepler and K2 small planet systems from 3661 HARPS-N radial velocities – No excess of cold Jupiters in small planet systems
https://www.aanda.org/articles/aa/full_html/2023/09/aa46211-23/aa46211-23.html

Constraints on sub-terrestrial free-floating planets from Subaru microlensing observations
https://arxiv.org/abs/2308.13593

Lava planets interior dynamics govern the long-term evolution of their magma oceans
https://arxiv.org/abs/2308.13614

Detection of atmospheric species and dynamics in the bloated hot Jupiter WASP-172~b with ESPRESSO
https://arxiv.org/abs/2308.13622

Fully fluorinated non-carbon compounds NF3 and SF6 as ideal technosignature gases
https://arxiv.org/abs/2308.13667

Evolution of the Planetary Obliquity: The Eccentric Kozai-Lidov Mechanism Coupled with Tide
https://arxiv.org/abs/2308.13923

Formation of inner planets in the presence of a Cold Jupiter: orbital evolution and relative velocities of planetesimals
https://arxiv.org/abs/2308.14347

ATMOSPHERIX: I- An open source high resolution transmission spectroscopy pipeline for exoplanets atmospheres with SPIRou
https://arxiv.org/abs/2308.14510

ATMOSPHERIX: II- Characterising exoplanet atmospheres through transmission spectroscopy with SPIRou
https://arxiv.org/abs/2308.14511

An adaptive optics upgrade for the Automated Planet Finder Telescope using an adaptive secondary mirror
https://arxiv.org/abs/2308.14709