Month: December 2023

December 29, 2023 updates

Detecting Biosignatures in Nearby Rocky Exoplanets Using High-contrast Imaging and Medium-resolution Spectroscopy with the Extremely Large Telescope https://iopscience.iop.org/article/10.3847/1538-3881/ad109e High-resolution Transmission Spectroscopy of Ultrahot Jupiter WASP–33b with NEID https://iopscience.iop.org/article/10.3847/1538-3881/ad10a3 SETI at…

December 28, 2023 updates

The Fatal Absence of Evidence for Extraterrestrial Intelligence and its Consequence for Humanity https://osf.io/preprints/socarxiv/uckfw Is the apparent absence of extraterrestrial technological civilizations down to the zoo hypothesis or nothing? https://www.nature.com/articles/s41550-023-02134-2…

December 27, 2023 updates

Breakthrough Sun Diving: The Rectilinear Option https://bis-space.com/shop/product/jbis-076-08-0283/ Day–Night Transport-induced Chemistry and Clouds on WASP-39b: Gas-phase Composition https://iopscience.iop.org/article/10.3847/2041-8213/ad1405 The Role of Giant Impacts in Planet Formation https://arxiv.org/abs/2312.15018 Large planets may not…

December 25, 2023 updates

Analysis of the Use of Different Backing Layer Materials in the Design of Alpha-Decay Sails for Interplanetary and Interstellar Travel https://www.tandfonline.com/doi/abs/10.1080/00295639.2023.2278931 The impact of spectral line wing cut-off: Recommended standard…

December 22, 2023 updates

Tidal Dissipation in Stably Stratified and Semiconvective Regions of Rotating Giant Planets: Incorporating Coriolis Forces https://iopscience.iop.org/article/10.3847/1538-4357/ad0a90 Degenerate Interpretations of O 3 Spectral Features in Exoplanet Atmosphere Observations Due to Stellar…

December 21, 2023 updates

Nanophotonic designs for light-driven propulsion and space exploration https://escholarship.org/uc/item/1d88x3gf Unraveling the complex inventory of biorelevant organics in the plumes of icy moons https://www.pnas.org/doi/abs/10.1073/pnas.2319167120 Exoplanet Radio Emission Detection: Principles and Approaches…

December 20, 2023 updates

Development of Solar Sail for Interstellar Exploration https://link.springer.com/chapter/10.1007/978-3-031-38446-2_22 Astrophysicists publish Kepler Giant Planet Search, an aid to ‘figure out where to find life’ https://phys.org/news/2023-12-astrophysicists-publish-kepler-giant-planet.html Parameterizing pressure–temperature profiles of exoplanet atmospheres…

December 19, 2023 updates

A New Scenario for the Formation of Planetary Atmospheres https://sf2a.eu/proceedings/2023/2023sf2a.conf.381H.pdf How Formation and Evolution Impact the Abundances of Biocritical Elements in Planets and Planetary Environments https://knowledge.uchicago.edu/record/10108?ln=en Traversable wormhole solutions admitting…

December 15, 2023 updates

Are There Terrestrial Planets Lurking in the Outer Solar System? https://arxiv.org/abs/2312.08431 OGLE-2017-BLG-0448Lb: A Low Mass-Ratio Wide-Orbit Microlensing Planet? https://arxiv.org/abs/2312.08635 Phanerozoic biological reworking of the continental carbonate rock reservoir https://arxiv.org/abs/2312.09011

December 14, 2023 updates

The Breakthrough Listen Search for Intelligent Life: Detection and Characterization of Anomalous Transits in Kepler Lightcurves https://iopscience.iop.org/article/10.3847/1538-3881/acfa6c The California Legacy Survey. IV. Lonely, Poor, and Eccentric: A Comparison between Solitary…

December 13, 2023 updates

Interactive bioacoustic playback as a tool for detecting and exploring nonhuman intelligence: “conversing” with an Alaskan humpback whale https://peerj.com/articles/16349/ Testing the Limits of Biosignature Detection in Ca-sulphate Mixtures Through a…

December 12, 2023 updates

Decorated Vesicles as Prebiont Systems (a Hypothesis) https://link.springer.com/article/10.1007/s11084-023-09643-0 The On-orbit Performance of the Colorado Ultraviolet Transit Experiment Mission https://iopscience.iop.org/article/10.3847/1538-3881/aca8a3 Planetary system architectures with low-mass inner planets – Direct imaging exploration…

December 11, 2023 updates

Interiors of giant planets : from Juno to Plato https://theses.hal.science/tel-04322638v1 HD 110067 is a wide hierarchical triple system https://iopscience.iop.org/article/10.3847/2515-5172/ad12d0 The TESS-Keck Survey XVII: Precise Mass Measurements in a Young, High…

December 8, 2023 updates

Guidebook for Systems Applications in Astrobiology https://www.taylorfrancis.com/books/edit/10.1201/9781003294276/guidebook-systems-applications-astrobiology-vera-kolb Large exomoons unlikely around Kepler-1625 b and Kepler-1708 b https://www.nature.com/articles/s41550-023-02148-w The planetary system Kepler-27 revisited https://link.springer.com/article/10.1140/epjs/s11734-023-01039-5 Chalcogen isotopes reveal limited volatile contribution from…

December 7, 2023 Updates

Search for Planets in Hot Jupiter Systems with Multi-Sector TESS Photometry. IV. Null Detections in 12 Systems https://arxiv.org/abs/2312.03319 Direct Exoplanet Detection Using Deep Convolutional Image Reconstruction (ConStruct): A New Algorithm…

December 6, 2023 updates

Dynamics and clouds in planetary atmospheres from telescopic observations https://link.springer.com/article/10.1007/s00159-023-00150-9 The Breakthrough Listen Search for Intelligent Life: Technosignature Search of 97 Nearby Galaxies https://iopscience.iop.org/article/10.3847/1538-3881/acf576 Polarization Criterion in Targeted SETI Observation…

December 5, 2023 updates

The Origin of Life in the Universe https://zestjournal.com/index.php/Journal/article/view/1 The Cosmic Quest For Life https://www.ultra-unlimited.com/blog/the-cosmic-quest-for-life Hadean Earth https://www.everand.com/book/577378281/Hadean-Earth Development of Solar Sail for Interstellar Exploration https://link.springer.com/chapter/10.1007/978-3-031-38446-2_22 Minimal Crew Size and Sensitive…

December 4, 2023 Updates

Evaluation and Synthesis of four Extraterrestrial civilization Classification Systems https://nhsjs.com/2023/evaluation-and-synthesis-of-four-extraterrestrial-civilization-classification-systems/ Atmospheric Escape From Three Terrestrial Planets in the L 98-59 System https://arxiv.org/abs/2312.00062 Atmospheric metallicity and C/O of HD 189733 b…

December 1, 2023 updates

Development of Solar Sail for Interstellar Exploration https://link.springer.com/chapter/10.1007/978-3-031-38446-2_22 A Neptune-mass exoplanet in close orbit around a very low-mass star challenges formation models https://www.science.org/doi/10.1126/science.abo0233 Detecting Biosignatures in Nearby Rocky Exoplanets using…