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

You can now search our database of interstellar updates and find items of interest to you.

July 27, 2021 updates

The Galileo Project

For the 71st IAC System Engineering a Solar Thermal Propulsion Mission Concept for Rapid Interstellar Medium Access

TOI-1259Ab – a gas giant planet with 2.7 per cent deep transits and a bound white dwarf companion

A Mission to Nature’s Telescope for High-Resolution Imaging of an Exoplanet

Revealing the Vertical Cloud Structure of a young low-mass Brown Dwarf, an analog to the beta-Pictoris b directly-imaged exoplanet, through Keck I/MOSFIRE spectro-photometric variability

July 23, 2021 updates

A Framework for Investigating Rules of Life by Establishing Zones of Influence

Which Milky Way Globular Clusters Might Have Favored an Extraterrestrial Civilization?

Chemical equilibrium between Cores, Mantles, and Atmospheres of Super-Earths and Sub-Neptunes, and Implications for their Compositions, Interiors and Evolution

Planets Across Space and Time (PAST). II: Catalog and Analyses of the LAMOST-Gaia-Kepler Stellar Kinematic Properties

July 21, 2021 updates

Phosphine on Venus Cannot Be Explained by Conventional Processes

The NEID Spectrograph

Constraints on the nearby exoplanet ϵ Indi Ab from deep near- and mid-infrared imaging limits

Confirmation of the Long-Period Planet Orbiting Gliese 411 and the Detection of a New Planet Candidate

Into the Storm: Diving into the winds of the ultra hot Jupiter WASP-76 b with HARPS and ESPRESSO

Why do more massive stars host larger planets?

Light-Sail Photonic Design for Fast-Transit Earth Orbital Maneuvering and Interplanetary Flight

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