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 16, 2024 updates

The importance of continents, oceans and plate tectonics for the evolution of complex life: implications for finding extraterrestrial civilizations
https://www.nature.com/articles/s41598-024-54700-x

Magnetic origin of the discrepancy between stellar limb-darkening models and observations
https://www.nature.com/articles/s41550-024-02252-5

Purple is the new green: biopigments and spectra of Earth-like purple worlds
https://academic.oup.com/mnras/article/530/2/1363/7645230

Atmospheric Mass Loss from TOI-1259 A b, a Gas Giant Planet With a White Dwarf Companion
https://arxiv.org/abs/2404.08736

Astrometric detection of a Neptune-mass candidate planet in the nearest M-dwarf binary system GJ65 with VLTI/GRAVITY
https://arxiv.org/abs/2404.08746

Two-Dimensional Models of Microphysical Clouds on Hot Jupiters I: Cloud Properties
https://arxiv.org/abs/2404.08759

Exoplanet Detection : A Detailed Analysis
https://arxiv.org/abs/2404.09143

Machine learning-based identification of Gaia astrometric exoplanet orbits
https://arxiv.org/abs/2404.09350

Hot Jupiter Diversity and the Onset of TiO/VO Revealed by a Large Grid of Non-Grey Global Circulation Models
https://arxiv.org/abs/2404.09626

Interferometer measurements in interstellar communications: methods and observations
https://arxiv.org/abs/2404.08994

April 15, 2024 Updates

Towards the Human Colonization of Other Worlds
https://www.linkedin.com/pulse/towards-human-colonization-other-worlds-fernando-a-g-alcoforado/

Meeting the Alien — An Introduction to Exosociology
https://link.springer.com/book/10.1007/978-3-658-41317-0

Observation uncertainty effects on the precision of interior planetary parameters
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae993/7645096?searchresult=1

The EBLM Project XII. An eccentric, long-period eclipsing binary with a companion near the hydrogen-burning limit
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae842/7645099?searchresult=1

The EBLM project – XIII. The absolute dynamical masses of the circumbinary planet host TOI-1338/BEBOP-1, and applications to the study of exoplanet atmospheres
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae459/7645103?searchresult=1

The Occurrence of Small, Short-period Planets Younger than 200 Myr with TESS
https://iopscience.iop.org/article/10.3847/1538-3881/ad3108

Teegarden’s Star revisited – A nearby planetary system with at least three planets
https://www.aanda.org/articles/aa/full_html/2024/04/aa48033-23/aa48033-23.html

April 12, 2024 updates

Defining the minimum physical requirements for life in space
https://people.seas.harvard.edu/~rwordsworth/papers/wordsworth2024defining_preprint.pdf

A Novel Abiotic Pathway for Phosphine Synthesis over Acidic Dust in Venus’ Atmosphere
https://liebertpub.com/doi/10.1089/ast.2023.0046

Transit Spectroscopy of K2-33b with Subaru/IRD: Spin-Orbit Alignment and Tentative Atmospheric Helium
https://arxiv.org/abs/2404.07262

Dynamical and Secular Stability of Mutually Inclined Planetary Systems
https://arxiv.org/abs/2404.07264

Doomed Worlds I: No new evidence for orbital decay in a long-term survey of 43 ultra-hot Jupiters
https://arxiv.org/abs/2404.07339

April 11, 2024 updates

Evolution of Earth’s oxygenation and temperature depends on surface carbonate accumulation
https://www.nature.com/articles/s41561-024-01429-x

Teegarden’s Star revisited – A nearby planetary system with at least three planets
https://www.aanda.org/articles/aa/full_html/2024/04/aa48033-23/aa48033-23.html

Hot Jupiter Diversity and the Onset of TiO/VO Revealed by a Large Grid of Non-Grey Global Circulation Models
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae984/7643650

Atmospheric characterisation and tighter constraints on the orbital misalignment of WASP-94 A b with HARPS
https://arxiv.org/abs/2404.06550

Differences between Stable and Unstable Architectures of Compact Planetary Systems
https://arxiv.org/abs/2404.06567

Constraints on atmospheric water abundance and cloud deck pressure in the warm Neptune GJ 3470 b via CARMENES transmission spectroscopy
https://arxiv.org/abs/2404.06648

Star-planet interaction and its impact on the stellar rotation
https://arxiv.org/abs/2404.06958

Relative Occurrence Rate Between Hot and Cold Jupiters as an Indicator to Probe Planet Migration
https://arxiv.org/abs/2404.07033

Tianyu: search for the second solar system and explore the dynamic universe
https://arxiv.org/abs/2404.07149

April 10, 2024 updates

Speaking Beyond Earth: Perspectives on Messaging Across Deep Space and Cosmic Time
https://mcfarlandbooks.com/product/speaking-beyond-earth/

Inferring Intrinsic Stellar EUV and Lyman-Alpha Fluxes and Their Effects on Exoplanet Atmospheres
https://link.springer.com/article/10.1007/s11214-024-01064-3

Crustal carbonate build-up as a driver for Earth’s oxygenation
https://www.nature.com/articles/s41561-024-01417-1

JASMINE: Near-infrared astrometry and time-series photometry science
https://academic.oup.com/pasj/advance-article/doi/10.1093/pasj/psae020/7643300

DIAmante TESS AutoRegressive Planet Search (DTARPS). I. Analysis of 0.9 Million Light Curves
https://iopscience.iop.org/article/10.3847/1538-3881/ad29f0

DIAmante TESS AutoRegressive Planet Search (DTARPS). II. Hundreds of New TESS Candidate Exoplanets
https://iopscience.iop.org/article/10.3847/1538-3881/ad29f1

Is It Possible to Know Cosmological Fine-tuning?
https://iopscience.iop.org/article/10.3847/1538-4365/ad2c88

Is There a Universal Limit to Technological Development? Evidences from Astrobiology
https://www.sciencedirect.com/science/article/abs/pii/S0016328724000624

Direct imaging of exoplanets
https://arxiv.org/abs/2404.05797

The AstraLux-TESS high-spatial resolution imaging survey. Search for stellar companions of 215 planet candidates from TESS
https://arxiv.org/abs/2404.06316

Analyzing the Atmospheric Dispersion Correction of the Gemini Planet Imager: residual dispersion above design requirements
https://arxiv.org/abs/2404.06378

Evidence for Primordial Alignment: Insights from Stellar Obliquity Measurements for Compact Sub-Saturn Systems
https://arxiv.org/abs/2404.06504

Computing the interaction of light pulses with objects moving at relativistic speeds
https://arxiv.org/abs/2404.05117