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.

March 22, 2021 updates

Our pale blue dot-are there other homes for us in our galaxy?
https://osf.io/634mw/

A photonic solution to interstellar propulsion 1: Hierarchical phase sensing and control for 10^8 optical emitters
https://www.osapublishing.org/josab/upcoming_pdf.cfm?id=414593

A Drake Equation for Alien Artifacts
https://liebertpub.com/doi/10.1089/ast.2020.2364

Boyajian’s Star B: The Co-moving Companion to KIC 8462852 A
https://iopscience.iop.org/article/10.3847/1538-4357/abdd33

PyLightcurve-torch: a transit modeling package for deep learning applications in PyTorch
https://iopscience.iop.org/article/10.1088/1538-3873/abe6e8

March 19, 2021 updates

Insoluble Organic Matter in Chondrites: Archetypal Melanin-Like PAH-Based Multifunctionality at the Origin of Life?
https://www.sciencedirect.com/science/article/abs/pii/S1571064521000130

Transiting Planetary Candidates from the K2 Campaign 0 using the PSF method
https://www.sciencedirect.com/science/article/abs/pii/S1384107621000336

The Hubble PanCET program: Long-term chromospheric evolution and flaring activity of the M dwarf host GJ 3470
https://arxiv.org/abs/2103.09864

Exploring terrestrial lightning parameterisations for exoplanets and brown dwarfs
https://arxiv.org/abs/2103.10155

The CARMENES search for exoplanets around M dwarfs, No evidence for a super-Earth in a 2-day orbit around GJ 1151
https://arxiv.org/abs/2103.10216

NGTS 15b, 16b, 17b and 18b: four hot Jupiters from the Next Generation Transit Survey
https://arxiv.org/abs/2103.10302

Lost in space? Relativistic interstellar navigation using an astrometric star catalogue
https://arxiv.org/abs/2103.10389

The GAPS programme at TNG XXX. Atmospheric Rossiter-McLaughlin effect and atmospheric dynamics of KELT-20b
https://arxiv.org/abs/2103.10395

Lightning on exoplanets and brown dwarfs: Modelling and detection of lightning signatures throughout the electromagnetic spectrum
https://arxiv.org/abs/2103.10398

Scheduling strategies for the ESPRESSO follow-up of TESS targets
https://arxiv.org/abs/2005.14008

March 18, 2021 updates

JWST moving towards October launch
https://spacenews.com/jwst-moving-towards-october-launch/

Exoplanet Detection in Starshade Images
https://arxiv.org/abs/2103.09385

Exploiting the transit timing capabilities of Ariel
https://arxiv.org/abs/2103.09239

Improved Contrast in Images of Exoplanets using Direct SNR Optimization
https://arxiv.org/abs/2103.09252

Life as the Only Reason for the Existence of N2-O2-Dominated Atmospheres
https://arxiv.org/abs/2103.09264

Water Ice Cloud Variability & Multi-Epoch Transmission Spectra of TRAPPIST-1e
https://arxiv.org/abs/2103.09313

Starshade Exoplanet Data Challenge
https://arxiv.org/abs/2103.09359

The role of planetary interior in the long-term evolution of atmospheric CO2 on Earth-like exoplanets
https://arxiv.org/abs/2103.09505

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A
https://arxiv.org/abs/2103.09643

March 17, 2021 updates

1I/‘Oumuamua as an N2 ice fragment of an exo‐Pluto surface: I. Size and Compositional Constraints
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020JE006706

1I/‘Oumuamua as an N2 ice fragment of an exo‐pluto surface II: Generation of N2 ice fragments and the origin of ‘Oumuamua
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020JE006807

Circumbinary habitable zones in the presence of a giant planet
https://arxiv.org/abs/2103.09201

Aurora: A Generalised Retrieval Framework for Exoplanetary Transmission Spectra
https://arxiv.org/abs/2103.08600

When the Peas Jump around the Pod: How Stellar Clustering Affects the Observed Correlations between Planet Properties in Multi-Planet Systems
https://arxiv.org/abs/2103.08604

Caught in the Act: Core-powered Mass-loss Predictions for Observing Atmospheric Escape
https://arxiv.org/abs/2103.08785

To cool is to keep: Residual H/He atmospheres of super-Earths and sub-Neptunes
https://arxiv.org/abs/2103.09212

March 16, 2021 updates

Classification of the Biogenicity of Complex Organic Mixtures for the Detection of Extraterrestrial Life
https://www.mdpi.com/2075-1729/11/3/234

The Voyage of Metals in the Universe from Cosmological to Planetary Scales: the need for a Very High-Resolution, High Throughput Soft X-ray Spectrometer
https://link.springer.com/article/10.1007/s10686-021-09710-2

Water on Hot Rocky Exoplanets
https://iopscience.iop.org/article/10.3847/2041-8213/abe7dc

Harnessing the power of CNNs for unevenly-sampled light-curves using Markov Transition Field
https://www.sciencedirect.com/science/article/abs/pii/S2213133721000159

Broadband stability of the Habitable Zone Planet Finder Fabry-Pérot etalon calibration system: evidence for chromatic variation
https://arxiv.org/abs/2103.08456

Ariel Planetary Interiors White Paper
https://arxiv.org/abs/2103.08481