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 12, 2023 updates

Data structures for photoadsorption within the ExoMol project
https://academic.oup.com/rasti/advance-article/doi/10.1093/rasti/rzad014/7160480

The Infrared Colors of 51 Eridani b: Micrometeoroid Dust or Chemical Disequilibrium?
https://iopscience.iop.org/article/10.3847/1538-3881/acca7a

There’s More to Life than O2: Simulating the Detectability of a Range of Molecules for Ground-based, High-resolution Spectroscopy of Transiting Terrestrial Exoplanets
https://iopscience.iop.org/article/10.3847/PSJ/accf86

The SNR of a Transit
https://arxiv.org/abs/2305.06790

TOI-2498 b: A hot bloated super-Neptune within the Neptune desert
https://arxiv.org/abs/2305.06950

May 11, 2023 updates

Electroplasma Drive for Space Propulsion: Harnessing Magnetospheric Plasma Flows
https://www.researchgate.net/publication/370496776_Electroplasma_Drive_for_Space_Propulsion_Harnessing_Magnetospheric_Plasma_Flows

Behaviour and the Origin of Organisms
https://link.springer.com/article/10.1007/s11084-023-09635-0

A reflective, metal-rich atmosphere for GJ 1214b from its JWST phase curve
https://www.nature.com/articles/s41586-023-06159-5

De novo evolution of macroscopic multicellularity
https://www.nature.com/articles/s41586-023-06052-1

A 1.55 R⊕ habitable-zone planet hosted by TOI-715, an M4 star near the ecliptic South Pole
https://arxiv.org/abs/2305.06206

DMPP-3: confirmation of short-period S-type planet(s) in a compact eccentric binary star system, and warnings about long-period RV planet detections
https://arxiv.org/abs/2305.06263

The Hazy and Metal-Rich Atmosphere of GJ 1214 b Constrained by Near and Mid-Infrared Transmission Spectroscopy
https://arxiv.org/abs/2305.05697

May 10, 2023 updates

Toward a population synthesis of disks and planets – II. Confronting disk models and observations at the population level
https://www.aanda.org/articles/aa/full_html/2023/05/aa44767-22/aa44767-22.html

Exoplanet Volatile Carbon Content as a Natural Pathway for Haze Formation
https://arxiv.org/abs/2305.05056

Beyond Mediocrity: How Common is Life?
https://arxiv.org/abs/2305.05395

Could AI be the Great Filter? What Astrobiology can Teach the Intelligence Community about Anthropogenic Risks
https://arxiv.org/abs/2305.05653

May 09, 2023 updates

Interstellar travel and advancements in nuclear thermal propulsion and power
https://pubs.aip.org/aip/acp/article/2655/1/020046/2888283/Interstellar-travel-and-advancements-in-nuclear

Life Origin in the Milky Way Galaxy: I. the Stellar Nucleogenesis of Elements Necessary for the Life Origin
https://www.preprints.org/manuscript/202305.0202/v1

Secular orbital dynamics of the innermost exoplanet of the υ-Andromedæ system https://link.springer.com/article/10.1007/s10569-023-10141-8

On the Possibility of Observing Nitric Oxide on Terrestrial Exoplanets Using the WSO-UV Observatory
https://link.springer.com/article/10.1134/S1063772923020087

Effect of the Eccentricity of the Planet’s Orbit on the Limb Darkening Coefficients of the Eclipsed Star
https://link.springer.com/article/10.1134/S1063772923020026

Detection of Rubidium and Samarium in the Atmosphere of the Ultrahot Jupiter MASCARA-4b
https://iopscience.iop.org/article/10.3847/1538-3881/accb54

Advanced life peaked billions of years ago according to black holes
https://arxiv.org/abs/2305.04033

On the nature of the planet-powered transient event ZTF SLRN-2020
https://arxiv.org/abs/2305.04909

Origins of Life on Exoplanets
https://arxiv.org/abs/2305.04911

An unusually low-density super-Earth transiting the bright early-type M-dwarf GJ 1018 (TOI-244)
https://arxiv.org/abs/2305.04922

May 8, 2023 Updates

Modeling the Transmission and Emission Spectra of K2-18b: Determining the Surfaces of Exoplanets with Hydrogen Dominated Atmospheres
https://iopscience.iop.org/article/10.3847/2515-5172/acd1e8

The Giant Accreting Protoplanet Survey (GAPlanetS)—Results from a 6 yr Campaign to Image Accreting Protoplanets
https://iopscience.iop.org/article/10.3847/1538-3881/acc183

Project Lyra: The Way to Go and the Launcher to Get There
https://arxiv.org/abs/2305.03065

Alien eavesdroppers might respond to us by 2029
https://www.sciencedirect.com/science/article/abs/pii/S026240792300790X

Let’s Sweep: The Effect of Evolving J2 on the Resonant Structure of a Three-Planet System
https://arxiv.org/abs/2305.03104

A search for stellar siblings of the ~ 200 Myr TOI-251b planetary system
https://arxiv.org/abs/2305.03255

Tidally Heated Exomoons around ε Eridani b: Observability and prospects for characterization
https://arxiv.org/abs/2305.03410