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 TVIW-updates mailing list and receive these updates in you email every weekday, please send that information to


February 21, 2020 updates

Giant planet swaps during close stellar encounters

Linking the formation and fate of exo-Kuiper belts within solar system analogues

Detection of Na, K, and Hα absorption in the atmosphere of WASP-52b using ESPRESSO

The Dark Planets of the WASP-47 Planetary System

Stabilization of dayside surface liquid water via tropopause cold trapping on arid slowly rotating tidally locked planets

Coherent radio emission from a quiescent red dwarf indicative of star-planet interaction

Observational Constraints on the Great Filter

A crucial test for astronomical spectrograph calibration with frequency combs

February 20, 2020 updates

Architecture of three-planet systems predicted from the observed protoplanetary disk of HL Tau

The Stellar Variability Noise Floor for Transiting Exoplanet Photometry with PLATO

The role of disc torques in forming resonant planetary systems

On the Likelihood of Observing Extragalactic Civilizations: Predictions from the Self-Indication Assumption

February 19, 2020 updates

Partial Ownership for Outer Space Economy

Observational Signatures of Sub-Relativistic Meteors

3D magneto-hydrodynamical simulations of stellar convective noise for improved exoplanet detection. I. Case of regularly sampled radial velocity observations

Anoxic weathering of mafic oceanic crust promotes atmospheric oxygenation

February 18, 2020 updates

Hardware-In-The-Loop Testing of Formation Flying Control and Sensing Algorithms for Starshade Missions

Coupled Thermal and Compositional Evolution of Photo Evaporating Planet Envelopes

Bringing high spatial resolution to the Far-infrared — A giant leap for astrophysics

Stellar masks and bisector’s shape for M-type stars observed in the GAPS Programme with HARPS-N at TNG

Empirical Line Lists in the ExoMol Database

February 17, 2020 updates

Breakthrough Listen’s Search for Intelligent Life (SETI) Releases Unprecedented Data Survey of Milky Way’s Galactic Center, Earth Transit Zone and Interstellar Comet 2I/Borisov

Coherent radio emission from a quiescent red dwarf indicative of star–planet interaction

Advances in Mach Effect Gravitational Assist (MEGA) Drive Experimentation

NRAO, SETI Institute Agree on New Research Programs

Extrasolar Terrestrial Planet Characterization and the Search for Life

Hunting for Technosignatures

When is the Evidence Sufficient to Claim the Discovery of Extraterrestrial Life?

New aluminium hydroxide at multimegabar pressures: Implications for water reservoirs in deep planetary interiors

COol Companions ON Ultrawide orbiTS (COCONUTS). I. A High-Gravity T4 Benchmark around an Old White Dwarf and A Re-Examination of the Surface-Gravity Dependence of the L/T Transition

Planetary Architectures in Interacting Stellar Environments

HATS-47b, HATS-48Ab, HATS-49b and HATS-72b: Four Warm Giant Planets Transiting K Dwarfs

Evidence for Spin-orbit Alignment in the TRAPPIST-1 System

The Breakthrough Listen Search for Intelligent Life: A 3.95-8.00 GHz Search for Radio Technosignatures in the Restricted Earth Transit Zone

Evaluating the Effect of Four Immeasurable Parameters Included in a Latitudinal Energy Balance Model on the Habitability of Exoplanets

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