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

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January 14, 2022 updates

Out of Thin Air? Astrobiology and Atmospheric Chemotrophy

Molten iron in Earth-like exoplanet cores

Measuring the melting curve of iron at super-Earth core conditions

An exomoon survey of 70 cool giant exoplanets and the new candidate Kepler-1708 b-i

AAS 239 Press Conference: Exoplanets & Their Atmospheres

Large Interferometer For Exoplanets (LIFE): VI. Ideal kernel-nulling array architectures for a space-based mid-infrared nulling interferometer

Gaia as Solaris: An Alternative Default Evolutionary Trajectory

Radio bridges of the future between Solar system and the nearest 50 stars

January 13, 2022 updates

The TESS-Keck Survey. VIII. Confirmation of a Transiting Giant Planet on an Eccentric 261 Day Orbit with the Automated Planet Finder Telescope

Evolutionary and Observational Consequences of Dyson Sphere Feedback

TESS Giants Transiting Giants II: The hottest Jupiters orbiting evolved stars

Variable and super-sonic winds in the atmosphere of an ultra-hot giant planet

A Mirage or an Oasis? Water Vapor in the Atmosphere of the Warm Neptune TOI-674 b

Project Lyra: A Mission to 1I/’Oumuamua without Solar Oberth Manoeuvre

Characterization of exoplanetary atmospheres through a model-unbiased spectral survey methodology

The importance of silicate vapor in determining the structure, radii, and envelope mass fractions of sub-Neptunes

OGLE-2016-BLG-1093Lb: A Sub-Jupiter-mass Spitzer Planet Located in Galactic Bulge

The impact of faculae on the radius determination of exoplanets: The case of the M-star GJ1214

Identifying interesting planetary systems for future X-ray observations

The atmosphere and architecture of WASP-189 b probed by its CHEOPS phase curve

January 12, 2022 updates

Pandora mission to study stars and exoplanets continues toward flight

A pair of Sub-Neptunes transiting the bright K-dwarf TOI-1064 characterised with CHEOPS

The chaotic history of the retrograde multi-planet system in K2-290A driven by distant stars

Tidal erasure of stellar obliquities constrains the timing of hot Jupiter formation

FIESTA II. Disentangling stellar and instrumental variability from exoplanetary Doppler shifts in Fourier domain

The intrinsic multiplicity distribution of exoplanets revealed from the radial velocity method

Relative abundance constraints from high-resolution optical transmission spectroscopy of WASP-121b, and a fast model-filtering technique for accelerating retrievals

January 11, 2022 updates

Designing a Plasma Flux Compression Generator for Pulsed Nuclear Propulsion

Detection of the tidal deformation of WASP-103b at 3 σ with CHEOPS

Extreme-ultraviolet- and X-Ray-driven Photochemistry of Gaseous Exoplanets

Cometary Activity beyond the Planets

TESS Giants Transiting Giants. I.: A Noninflated Hot Jupiter Orbiting a Massive Subgiant

Dynamical Mass of the Exoplanet Host Star HR 8799

Resolving the Multiplicity of Exoplanet Host Stars in Gemini/NIRI Data

ExoVista: A Suite of Planetary System Models for Exoplanet Studies

An Energy Balance Model for Rapidly and Synchronously Rotating Terrestrial Planets

The First Near-Infrared Transmission Spectrum of HIP 41378 f, a Low-Mass Temperate Jovian World in a Multi-Planet System

Unsupervised Machine Learning for Exploratory Data Analysis of Exoplanet Transmission Spectra

A Framework for Characterizing Transmission Spectra of Exoplanets with Circumplanetary Rings

MAGRATHEA: an open-source spherical symmetric planet interior structure code

AURA-3D: A Three-dimensional Atmospheric Retrieval Framework for Exoplanet Transmission Spectra

Radiation Effects from ISM and Cosmic Ray Particle Impacts on Relativistic Spacecraft

January 10, 2022 Updates

Multimessenger SETI and Techniques

The biomedical implications of living off-Earth

Erratum: Tidal migration of hot Jupiters: introducing the impact of gravity wave dissipation

Strong H2O and CO emission features in the spectrum of KELT-20b driven by stellar UV irradiation

The transiting planetary system WASP-86/KELT-12: TESS provides the casting vote