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 20, 2021 updates

Gaseous atomic nickel in the coma of interstellar comet 2I/Borisov
https://www.nature.com/articles/s41586-021-03485-4

TKS X: Confirmation of TOI-1444b and a Comparative Analysis of the Ultra-short-period Planets with Hot Neptunes
https://arxiv.org/abs/2105.08844

Expecting the unexpected in the search for extraterrestrial life
https://arxiv.org/abs/2105.09055

The Earth-like Galactic cosmic ray intensity in the habitable zone of the M dwarf GJ 436
https://arxiv.org/abs/2105.09251

Ultra Short Period Planets in K2 III: Neighbors are Common with 13 New Multi-Planet Systems and 10 Newly Validated Planets in Campaigns 0-8, 10
https://arxiv.org/abs/2011.11698

May 19, 2021 updates

TOI-1231 b: A Temperate, Neptune-Sized Planet Transiting the Nearby M3 Dwarf NLTT 24399
https://arxiv.org/abs/2105.08077

Detectability of Artificial Lights from Proxima b
https://arxiv.org/abs/2105.08081

Joint Analysis of Multicolor Photometry: A New Approach to Constrain the Nature of Multiple-Star Systems Hosting Exoplanet Candidates
https://arxiv.org/abs/2105.08223

A fuzzy Multi-Criteria Decision Making approach for Exo-Planetary Habitability
https://arxiv.org/abs/2105.08375

MOA-2006-BLG-074: recognizing xallarap contaminants in planetary microlensing
https://arxiv.org/abs/2105.08386

TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data
https://arxiv.org/abs/2105.08614

May 18, 2021 updates

We Come in Peace? A Rational Approach to METI
https://www.sciencedirect.com/science/article/abs/pii/S0265964621000229

Atomic-scale mixing between MgO and H2O in the deep interiors of water-rich planets
https://www.nature.com/articles/s41550-021-01368-2

Expanded Capability of the Breakthrough Listen Parkes Data Recorder for Observations with the UWL Receiver
https://iopscience.iop.org/article/10.3847/2515-5172/ac00c1

Impacts of Water Latent Heat on the Thermal Structure of Ultra-Cool Objects: Brown Dwarfs and Free-Floating Planets
https://arxiv.org/abs/2105.07000

Stellar Activity Manifesting at a One Year Alias Explains Barnard b as a False Positive
https://arxiv.org/abs/2105.07005

A Tidal Origin for a 3-body Resonance in Kepler-221
https://arxiv.org/abs/2105.07368

Variable Irradiation on 1D Cloudless Eccentric Exoplanet Atmospheres
https://arxiv.org/abs/2105.08009

May 17, 2021 updates

Generic warp drives violate the null energy condition
https://arxiv.org/abs/2105.03079

The Pyrat Bay Framework for Exoplanet Atmospheric Modeling: A Population Study of Hubble/WFC3 Transmission Spectra
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stab1405/6276749

Terminus: A Versatile Simulator for Space-based Telescopes
https://iopscience.iop.org/article/10.3847/1538-3881/abdf4d

Role of Surface Gravity Waves in Aquaplanet Ocean Climates
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020MS002202

Interplanetary and Interstellar Direct Kinetic Nuclear Drive
https://www.researchgate.net/publication/351249682_Interplanetary_and_Interstellar_Direct_Kinetic_Nuclear_Drive

Ground-Based Transmission Spectroscopy with VLT FORS2: Evidence for faculae and clouds in the optical spectrum of the warm Saturn WASP-110b
https://arxiv.org/abs/2105.06522

Millisecond Exoplanet Imaging, I: Method and Simulation Results
https://arxiv.org/abs/2105.06589

Millisecond Exoplanet Imaging, II: Regression Equations and Technical Discussion
https://arxiv.org/abs/2105.06590

Improving exoplanet detection capabilities with the false inclusion probability. Comparison with other detection criteria in the context of radial velocities
https://arxiv.org/abs/2105.06995

The effect of post-Newtonian spin precessions on the evolution of exomoons’ obliquity
https://arxiv.org/abs/2012.14245

May 14, 2021 updates

Extrasolar Object Interceptor and Sample Return Enabled by Compact, Ultra Power Dense Radioisotope Batteries
https://www.nasa.gov/directorates/spacetech/niac/2021_Phase_I/Extrasolar_Object_Interceptor_and_Sample_Return/

A critical assessment of the applicability of the energy-limited approximation for estimating exoplanetary mass-loss rates
https://arxiv.org/abs/2105.05858

Minimal Differential Lateral Acceleration Configurations for Starshade Stationkeeping in Exoplanet Direct Imaging
https://arxiv.org/abs/2105.05898

HADES RV programme with HARPS-N at TNG XIV. A candidate super-Earth orbiting the M-dwarf GJ 9689 with a period close to half the stellar rotation period
https://arxiv.org/abs/2105.06155

How Close are Compact Multi-Planet Systems to the Stability Limit?
https://arxiv.org/abs/2105.06338

Longitudinally Resolved Spectral Retrieval (ReSpect) of WASP-43b
https://arxiv.org/abs/2105.06353

A one-armed CNN for exoplanet detection from light curves
https://arxiv.org/abs/2105.06292