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.

October 6, 2020 updates

Lightweight metasurface mirror of silicon nanospheres
https://www.osapublishing.org/ome/abstract.cfm?uri=ome-10-10-2706

Habitable worlds of merging stars
https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/habitable-worlds-of-merging-stars/89F8F995D2C47BCEE4CD800E5A60D8F8

Expecting the unexpected in the search for extraterrestrial life
https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/expecting-the-unexpected-in-the-search-for-extraterrestrial-life/6D49A34118730A6DBA09E41DF75A72B3

KELT-11 b: Abundances of water and constraints on carbon-bearing molecules from the Hubble transmission spectrum
https://arxiv.org/abs/2010.01310

Finding Signs of Life on Earth-like Planets: High-resolution Transmission Spectra of Earth through time around FGKM stars
https://arxiv.org/abs/2010.01734

K2-111: an old system with two planets in near-resonance
https://arxiv.org/abs/2010.01993

Time-resolved rotational velocities in the upper atmosphere of WASP-33 b
https://arxiv.org/abs/2010.02118

Spectropolarimetry of primitive phototrophs as global surface biosignatures
https://arxiv.org/abs/2010.02133

October 5, 2020 updates

Stability of P-type orbits around stellar binaries: an extension to counter-rotating orbits
https://www.sciencedirect.com/science/article/abs/pii/S1384107620302475

EvryFlare III: Temperature Evolution and Habitability Impacts of Dozens of Superflares Observed Simultaneously by Evryscope and TESS
https://arxiv.org/abs/2010.00604

A Comprehensive Reanalysis of Spitzer’s 4.5 μm Phase Curves, and the Phase Variations of the Ultra-hot Jupiters MASCARA-1b and KELT-16b
https://arxiv.org/abs/2010.00687

A data-driven approach to constraining the atmospheric temperature structure of KELT-9b
https://arxiv.org/abs/2010.00997

Refining the transit timing and photometric analysis of TRAPPIST-1: Masses, radii, densities, dynamics, and ephemerides
https://arxiv.org/abs/2010.01074

October 2, 2020 updates

CHESS: An innovative concept for high-resolution, far-UV spectroscopy
https://link.springer.com/article/10.1007/s10686-020-09670-z

Direct confirmation of the radial-velocity planet β Pictoris c
https://www.aanda.org/articles/aa/full_html/2020/10/aa39039-20/aa39039-20.html

Unveiling the β Pictoris system, coupling high contrast imaging, interferometric, and radial velocity data
https://www.aanda.org/articles/aa/full_html/2020/10/aa38823-20/aa38823-20.html

Obliquity measurement and atmospheric characterisation of the WASP-74 planetary system
https://www.aanda.org/articles/aa/abs/2020/10/aa38703-20/aa38703-20.html

A High-Cadence UV-Optical Telescope Suite On The Lunar South Pole
https://arxiv.org/abs/2010.00007

Beyond Equilibrium Temperature: How the Atmosphere/Interior Connection Affects the Onset of Methane, Ammonia, and Clouds in Warm Transiting Giant Planets
https://arxiv.org/abs/2010.00146

The CARMENES search for exoplanets around M dwarfs. Three temperate to warm super-Earths
https://arxiv.org/abs/2010.00474

October 1, 2020 updates

Search for New Worlds at Home With NASA’s Planet Patrol Project
https://www.nasa.gov/feature/goddard/2020/search-for-new-worlds-at-home-with-nasa-s-planet-patrol-project

A precise architecture characterization of the π Mensae planetary system
https://www.aanda.org/articles/aa/abs/2020/10/aa38416-20/aa38416-20.html

Search for Nearby Earth Analogs .III. Detection of 10 New Planets, 3 Planet Candidates, and Confirmation of 3 Planets around 11 Nearby M Dwarfs
https://iopscience.iop.org/article/10.3847/1538-4365/abb139

The TESS-Keck Survey. III. A Stellar Obliquity Measurement of TOI-1726 c
https://iopscience.iop.org/article/10.3847/1538-3881/abb3bd

How Does Background Air Pressure Influence the Inner Edge of the Habitable Zone for Tidally Locked Planets in a 3D View?
https://iopscience.iop.org/article/10.3847/2041-8213/abb87f

VIBES: VIsual Binary Exoplanet survey with SPHERE Upper limits on wide S-planet and S-BD frequencies, triple system discovery, and astrometric confirmation of 20 stellar binaries and three triple systems
https://arxiv.org/abs/2009.14528

Effect of mantle oxidation state and escape upon the evolution of Earth’s magma ocean atmosphere
https://arxiv.org/abs/2009.14599

Application of Orbital Stability and Tidal Migration Constraints for Exomoon Candidates
https://arxiv.org/abs/2009.14723

September 30, 2020 updates

TOI 540 b: A Planet Smaller than Earth Orbiting a Nearby Rapidly Rotating Low-mass Star
https://arxiv.org/abs/2009.13623

The Phase-curve Signature of Condensible Water-rich Atmospheres on Slowly Rotating Tidally Locked Exoplanets
https://arxiv.org/abs/2009.13638

Maintaining the Ephemeris of 20 CoRoT Planets: Transit Minimum Times and Potential Transit Timing Variations
https://arxiv.org/abs/2009.14132

Determining the true mass of radial-velocity exoplanets with Gaia: 9 planet candidates in the brown-dwarf/stellar regime and 27 confirmed planets
https://arxiv.org/abs/2009.14164

The Sun Diver: Combining solar sails with the Oberth effect
https://arxiv.org/abs/2009.12659