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.
Reachability Study of Low-Thrust Transfers from Gateway to Sun–Earth Orbits
https://arc.aiaa.org/doi/10.2514/1.A36359
Approximate Calculation for Average Infrared Radiation Intensity of Straight Flow Exhaust System
https://arc.aiaa.org/doi/10.2514/1.J064630
SIMTERFERE: An optical interferometry simulator for quantifying the coherent flux stability of VLTI/GRAVITY+
https://www.aanda.org/articles/aa/full_html/2026/04/aa58691-25/aa58691-25.html
The asymmetric structure of the inner disc around HD 142527 A with VLTI/MATISSE
https://www.aanda.org/articles/aa/full_html/2026/04/aa56795-25/aa56795-25.html
Discovery of planetary-mass binaries in the Lower Centaurus-Crux association
https://www.aanda.org/articles/aa/full_html/2026/04/aa47673-23/aa47673-23.html
A simulation study of detecting exomoons using the Earth 2.0 (ET) mission
https://www.aanda.org/articles/aa/full_html/2026/04/aa58332-25/aa58332-25.html
Turbulence destroys thermal lobes around Mars-sized planetary embryos
https://www.aanda.org/articles/aa/full_html/2026/04/aa58842-26/aa58842-26.html
Hunting for methanol in the water-rich, planet-forming disk around HL Tau
https://www.aanda.org/articles/aa/full_html/2026/04/aa58485-25/aa58485-25.html
Predictions of New Horizons’ Termination Shock Crossing
https://www.sciencedirect.com/science/article/pii/S0273117726005612
No Strong Associations between Eccentricity and Orbital Architecture in Kepler Compact Multis
https://iopscience.iop.org/article/10.3847/1538-3881/ae579e
Decoding Transit Variations: Disentangling Satellites from Planets through Numerical Modulation
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stag761/8662144
A seeing measurement device for the PoET solar telescope
https://academic.oup.com/rasti/advance-article/doi/10.1093/rasti/rzag028/8662576
The formation of circumbinary planets through disc fragmentation
https://academic.oup.com/mnras/article/548/3/stag476/8661676
Signature of iron line profile from a Kerr-like wormhole
https://arxiv.org/abs/2604.22268
Coupled orbital and interior structure evolution of lava planets
https://arxiv.org/abs/2604.18682
Toward Inferring the Surface Fluxes of Biosignature Gases on Rocky Exoplanets from Telescope Spectra
https://arxiv.org/abs/2604.21848
Planetary Exploration 3.0: A Roadmap for Software-Defined, Radically Adaptive Space Systems
https://arxiv.org/abs/2604.20910
Orbital evolution of highly eccentric bodies embedded in a ringed accretion disc
https://arxiv.org/abs/2604.21136
MINDS: Intertwined evolution of dust and gas in large planet-forming disks. A diversity driven by halted pebble drift?
https://arxiv.org/abs/2604.21803
Spectral Kernel Dynamics for Planetary Surface Graphs: Distinction Dynamics and Topological Conservation
https://arxiv.org/abs/2604.20887
Chaos Gated Tunneling Drives Molecular Reactivity in Astrophysical Environments
https://arxiv.org/abs/2604.21005
Three-dimensional transport-induced chemistry on temperate sub-Neptune K2-18b, Part II: the combined effects of atmospheric dynamics and chemical reactions
https://arxiv.org/abs/2604.07987
Stellar flare-driven evolution of primordial early exo-Earth atmospheres: Insights from a Young M Dwarf Flare model
https://arxiv.org/abs/2604.20325
Sub-Neptunes Show a Stronger Correlation with Cold Jupiters than Super-Earths Especially in Metal-rich Systems
https://arxiv.org/abs/2604.20203
Stability of Multiplanet Systems Through Hot Jupiter Destruction
https://arxiv.org/abs/2604.19918
A giant solution to the disk mass budget problem of planet formation
https://arxiv.org/abs/2604.19917
Observational constraints on the chemical tracers of planet formation history
https://www.aanda.org/articles/aa/full_html/2026/04/aa57546-25/aa57546-25.html
The Effect of Large-scale Magnetic Fluctuations on Energetic Particle Profiles across Interplanetary Shocks
https://iopscience.iop.org/article/10.3847/1538-4357/ae5523
A Test of Substellar Evolutionary Models with High-precision Ages from Asteroseismology and Gyrochronology for the Benchmark System HR 7672AB
https://iopscience.iop.org/article/10.3847/1538-4357/ae4bdb
A Postperihelion Constraint on the CO2/H2O Ratio of Interstellar Comet 3I/ATLAS from [O I] Forbidden Lines
https://iopscience.iop.org/article/10.3847/1538-3881/ae578d
Using Astrometry to Break Degeneracies in Stellar Surface Mapping
https://arxiv.org/abs/2601.11737
Spectral Response of SPHEREx
https://iopscience.iop.org/article/10.3847/1538-4365/ae522c
The SPHEREx Ices Investigation: An Overview
https://iopscience.iop.org/article/10.3847/1538-4357/ae53e0
Science from the In Situ Exploration of the Proxima Centauri System
https://arxiv.org/abs/2604.20182
Journey from construction to excellence: How operations management and scientific results power LAMOST forward astronomy
https://link.springer.com/article/10.1007/s42524-026-6902-8
Status and Prospect of Secondary Battery Technologies in Space Applications: Challenges and the Future
https://chemistry-europe.onlinelibrary.wiley.com/doi/10.1002/batt.70288
Synthetic biology-driven microbial protein factories for space
https://www.sciencedirect.com/science/article/pii/S295061662600015X
Behavioral micro-foundations for the space commons: A policy toolkit
https://www.sciencedirect.com/science/article/abs/pii/S0048733326001022
Molecular Evolution of H2O:O2 Ices at Different Temperatures in Simulated Space Environments. II. Evolution of Reaction Pathways
https://iopscience.iop.org/article/10.3847/1538-4357/ae579d
JWST Edge-on Disk Ice (JEDIce): Program Overview and Ice Survey Results
https://iopscience.iop.org/article/10.3847/1538-4357/ae5961
Ice as a Photochemical Shield: Adsorption Energetics and Spectroscopic Modulation of Interstellar Thiocyanates HCSCN and HCSCCH in TMC-1
https://arxiv.org/abs/2604.17536
ALMA Observations of Acetone in Hot Cores
https://arxiv.org/abs/2604.19472
The multi-planet system TOI-5624: Four transiting sub-Neptunes with an outer companion revealed by transit-timing variations
https://arxiv.org/abs/2604.15035
