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.

April 28, 2022 updates

Atmospheric dynamics of a near tidally locked Earth-sized planet
https://www.nature.com/articles/s41550-022-01626-x

Plasma maser in the plasmasphere of HD 189733b
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac1140/6575032

Multi-Mask Least-Squares Deconvolution: Extracting RVs using tailored masks
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac1098/6575031

Inferring Late Stage Enrichment of Exoplanet Atmospheres from Observed Interstellar Comets
https://arxiv.org/abs/2204.12653

Planetary Migration Timescale and Its Influence on Life’s Ability to Occupy a Habitable Zone
https://www.researchgate.net/publication/360196806_Planetary_Migration_Timescale_and_Its_Influence_on_Life%27s_Ability_to_Occupy_a_Habitable_Zone

Layer formation in a stably-stratified fluid cooled from above. Towards an analog for Jupiter and other gas giants
https://arxiv.org/abs/2204.12643

Magnetic Drag and 3-D Effects in Theoretical High-Resolution Emission Spectra of Ultrahot Jupiters: the Case of WASP-76b
https://arxiv.org/abs/2204.12996

April 27, 2022 updates

Identifying the wide diversity of extraterrestrial purine and pyrimidine nucleobases in carbonaceous meteorites
https://www.nature.com/articles/s41467-022-29612-x

3D Radiative Transfer for Exoplanet Atmospheres. gCMCRT: A GPU-accelerated MCRT Code
https://iopscience.iop.org/article/10.3847/1538-4357/ac61d6

Shallow Transits—Deep Learning. II. Identify Individual Exoplanetary Transits in Red Noise using Deep Learning
https://iopscience.iop.org/article/10.3847/1538-3881/ac5ea2

Dynamical Regimes of Polar Vortices on Terrestrial Planets with a Seasonal Cycle
https://iopscience.iop.org/article/10.3847/PSJ/ac54b6

The Upper Edge of the Neptune Desert Is Stable Against Photoevaporation
https://arxiv.org/abs/2204.11865

The TESS-Keck Survey. XI. Mass Measurements for Four Transiting sub-Neptunes orbiting K dwarf TOI-1246
https://arxiv.org/abs/2204.11895

Large Interferometer For Exoplanets (LIFE): VII. Practical implementation of a kernel-nulling beam combiner with a discussion on instrumental uncertainties and redundancy benefits
https://arxiv.org/abs/2204.12291

Tentative Evidence for Transit Timing Variations of WASP-161b
https://arxiv.org/abs/2204.12306

Is the orbital distribution of multiplanet systems influenced by pure three-planet resonances?
https://arxiv.org/abs/2204.12364

Using HITRAN to Model Opacities for Planetary Atmospheres: Test case of Microwave Spectra of NH3, SO2 and PH3
https://arxiv.org/abs/2204.12395

April 26, 2022 updates

Planetary Science Opportunities for Heliocentric/Interstellar Probe Missions
https://www.worldscientific.com/doi/10.1142/9789811260100_0070

Five Key Exoplanet Questions Answered via the Analysis of 25 Hot-Jupiter Atmospheres in Eclipse
https://iopscience.iop.org/article/10.3847/1538-4365/ac5cc2

Water content trends in K2-138 and other low-mass multi-planetary systems
https://www.aanda.org/articles/aa/full_html/2022/04/aa42374-21/aa42374-21.html

Dynamics of Colombo’s Top: Non-trivial oblique spin equilibria of Super-Earths in multi-planetary systems
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac1096/6574417

A Dearth of Close-in Stellar Companions to M-dwarf TESS Objects of Interest
https://iopscience.iop.org/article/10.3847/1538-3881/ac6101

Large-scale Volcanism and the Heat Death of Terrestrial Worlds
https://iopscience.iop.org/article/10.3847/PSJ/ac6033

Accurate Machine-learning Atmospheric Retrieval via a Neural-network Surrogate Model for Radiative Transfer
https://iopscience.iop.org/article/10.3847/PSJ/abe3fd

Rotationally Constrained Convection in the Sun: Applicable to Planetary Atmospheres?
https://iopscience.iop.org/article/10.3847/2515-5172/ac6810

Wind–pellet shear sailing
https://www.sciencedirect.com/science/article/abs/pii/S0094576522001795

Exoplanet Cartography using Convolutional Neural Networks
https://arxiv.org/abs/2204.11821

On the relative importance of AGN winds for the evolution of exoplanet atmospheres
https://arxiv.org/abs/2204.10870

The Outer Edge of the Venus Zone Around Main-Sequence Stars
https://arxiv.org/abs/2204.10919

KMT-2021-BLG-1898: Planetary microlensing event involved with binary source stars
https://arxiv.org/abs/2204.11378

KMT-2021-BLG-0240: Microlensing event with a deformed planetary signal
https://arxiv.org/abs/2204.11383

A target list for searching for habitable exomoons
https://arxiv.org/abs/2204.11614

The CARMENES search for exoplanets around M dwarfs. Rotational variation in activity indicators of Ross 318, YZ CMi, TYC 3529-1437-1, and EV Lac
https://arxiv.org/abs/2204.11685

April 25, 2022 Updates

Optical borehole-wall analysis – Useful method for planetary environment reconstruction
https://www.sciencedirect.com/science/article/pii/S009457652200145X

Phenomenology and capabilities of mutually guided laser and neutral particle beams for deep space propulsion
https://www.sciencedirect.com/science/article/abs/pii/S0094576522001552

A SuperWASP Light Curve Displaying a Single Long-duration Transit: A Jupiter Size Exoplanet in a Very Distant Orbit?
https://iopscience.iop.org/article/10.3847/2515-5172/ac6811

A Reanalysis of Public Galactic Bulge Gravitational Microlensing Events from OGLE-III and -IV
https://iopscience.iop.org/article/10.3847/1538-4365/ac5969

Mapping the Planetary Wake in HD 163296 with Kinematics
https://iopscience.iop.org/article/10.3847/2041-8213/ac64a7

Empirical Limb-darkening Coefficients and Transit Parameters of Known Exoplanets from TESS
https://iopscience.iop.org/article/10.3847/1538-3881/ac5f55

New Constraints on the Composition and Initial Speed of CNEOS 2014-01-08
https://arxiv.org/abs/2204.08482

The Solar-Electric Sail: Application to Interstellar Migration and Consequences for SETI
https://www.mdpi.com/2218-1997/8/5/252

The impact of time-dependent stellar activity on exoplanet atmospheres
https://arxiv.org/abs/2204.10835

April 22, 2022 updates

New exocomets of β Pic
https://www.aanda.org/articles/aa/full_html/2022/04/aa42111-21/aa42111-21.html

Orbital alignment of HD 332231 b – The warm Saturn HD 332231 b/TOI-1456 b travels on a well-aligned, circular orbit around a bright F8 dwarf
https://www.aanda.org/articles/aa/full_html/2022/04/aa42726-21/aa42726-21.html

Atmospheric Dynamics of a Near Tidally Locked Earth-Size Planet
https://arxiv.org/abs/2204.09696

Reduced atmospheres of post-impact worlds: The early Earth
https://arxiv.org/abs/2204.09946

Large Interferometer For Exoplanets (LIFE): V. Diagnostic potential of a mid-infrared space-interferometer for studying Earth analogs
https://arxiv.org/abs/2204.10041

Detection of CO emission lines in the dayside atmospheres of WASP-33b and WASP-189b with GIANO
https://arxiv.org/abs/2204.10158

The HD 260655 system: Two rocky worlds transiting a bright M dwarf at 10 pc
https://arxiv.org/abs/2204.10261