Methods. We algorithmically tracked thousands of individual particles through four OSIRIS/NAC image sequences of 67P’s near-nucleus coma. We then traced concentrated particle groups back to the nucleus surface, and estimated […]
imaging
Posted inAstrochemistry, Astrogeology, Biosignatures & Paleobiology, Comets and Asteroids, Imaging & Spectroscopy, Meteorites & Asteroids, Missions & Hardware, Status Report, Tricorders & Sensors
QRIS: A Quantitative Reflectance Imaging System for the Pristine Sample of Asteroid Bennu
The Quantitative Reflectance Imaging System (QRIS) is a laboratory-based spectral imaging system constructed to image the sample of asteroid Bennu delivered to Earth by the Origins, Spectral Interpretation, Resource Identification, […]
Posted inAstronomy & Telescopes, Comets and Asteroids, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
Hunting For Exocomet Transits In The TESS Database Using The Random Forest Method
This study introduces an approach to detecting exocomet transits in the dataset of the Transiting Exoplanet Survey Satellite (TESS), specifically within its Sector 1. Given the limited number of exocomet […]
Posted inBiogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Gaia - Planetary Perspectives, Imaging & Spectroscopy, Press Release, Water/Hycean Worlds & Oceanography
Orbital Biosignature Survey: Satellites Unveil The Size And Nature Of The World’s Coral Reefs
University of Queensland-led research has shown there is more coral reef area across the globe than previously thought, with detailed satellite mapping helping to conserve these vital ecosystems.
Posted inAnalog Studies, Astronomy & Telescopes, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Press Release
Using Earth As A Test Object For Exoplanet Science
Life is indeed possible on Earth. This has been demonstrated in a study conducted by the Institute of Particle Physics and Astrophysics at ETH Zurich. Of course, the researchers’ intention […]
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Extremeophiles and Extreme Environments, Imaging & Spectroscopy, Status Report
Detectability of Surface Biosignatures for Directly Imaged Rocky Exoplanets
Modeling the detection of life has never been more opportune. With next-generation space telescopes, such as the currently developing Habitable Worlds Observatory (HWO) concept, we will begin to characterize rocky […]
Posted inAstronomy & Telescopes, Conferences and Meetings, Imaging & Spectroscopy, Status Report
University Of Arizona Planetary Photogrammetry Workshop
The Space Imagery Center at the University of Arizona will conduct the next workshop on planetary photogrammetry from April 2 to 5 2024.
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy
The Solar Neighborhood LI: A Variability Survey of Nearby M Dwarfs with Planets from Months to Decades with TESS and the CTIO/SMARTS 0.9 m
We present the optical photometric variability of 32 planet-hosting M dwarfs within 25 parsecs over timescales of months to decades. The primary goal of this project, ATLAS — A Trail […]
Posted inAstrochemistry, Astrogeology, Astronomy & Telescopes, Biosignatures & Paleobiology, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Interstellar, Status Report
Pre-perihelion Monitoring of Interstellar Comet 2I/Borisov
The discovery of interstellar comet 2I/Borisov offered the unique opportunity to obtain a detailed analysis of an object coming from another planetary system, and leaving behind material in our interplanetary […]
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Reports, Roadmaps, & Plans, Status Report, Stellar Cartography, Water/Hycean Worlds & Oceanography
NASA Exoplanet Exploration Program (ExEP) Mission Star List for the Habitable Worlds Observatory (2023)
Full document The Astro 2020 Decadal Survey “Pathways to Discovery in Astronomy and Astrophysics for the 2020s” has recommended that “after a successful mission and technology maturation program, NASA should […]