![Emblematic direct imaging discoveries (not exhaustive): 2M1207 & AB Pic [24,25], RXJ 1609 [26], κ And [27], HR 8799 [28], β Pic [29], HD 95086 b [30], GJ 504 [31], 51 Eri b [32], HIP 65426 b [33], TYC 8998-760-1 b [34], and b Cen b [35]. -- astro-ph.EP](https://i0.wp.com/astrobiology.com/wp-content/uploads/2024/04/DirectImaging-Of-Exoplanets.png?resize=1200%2C719&ssl=1)
Understanding how giant and terrestrial planets form and evolve, what is their internal structure and that of their atmosphere, represents one of the major challenges of modern astronomy, which is […]
imaging
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Status Report
Closeby Habitable Exoplanet Survey (CHES). I. Astrometric Noise and Planetary Detection Efficiency due to Stellar Spots and Faculae
The Closeby Habitable Exoplanet Survey (CHES) is dedicated to the astrometric exploration for habitable-zone Earth-like planets orbiting solar-type stars in close proximity, achieving unprecedented micro-arcsecond precision.
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report, Stellar Cartography
The Radius Distribution Of M dwarf-hosted Planets And Its Evolution
M dwarf stars are not only the most promising hosts for detection and characterization of small and potentially habitable planets, they provide leverage relative to solar-type stars to test models […]
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Press Release
Exoplanets True To Size
700 light years away from Earth in the constellation Virgo, the planet WASP-39b orbits the star WASP-39.
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report, Stellar Cartography
Direct Imaging Of Exoplanets
Over the past 4 decades, the exploration of planets beyond our solar system has yielded the discovery of over 5,600 exoplanets orbiting different stars. Continuous advancements in instrumentation and cutting-edge […]
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report, Stellar Cartography
Singular Spectrum Analysis of Exoplanetary Transits
Transit photometry is currently the most efficient and sensitive method for detecting extrasolar planets (exoplanets) and a large majority of confirmed exoplanets have been detected with this method.
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
Doppler Tomography As A Tool For Characterising Exoplanet Atmospheres II: An Analysis of HD 179949 b
High-resolution Doppler spectroscopy provides an avenue to study the atmosphere of both transiting and non-transiting planets. This powerful method has also yielded some of the most robust atmospheric detections to […]
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Reports, Roadmaps, & Plans, Status Report
Report of the Working Group on Strategic Exoplanet Initiatives with HST and JWST
This STScI Working Group (WG) was charged with soliciting community feedback and evaluating the strategic planning for exoplanet science with JWST and HST given the high quality of exoplanet observations, […]
Posted inAI - Data - Apps - Cybernetics, Ariel Mission, Astronomy & Telescopes, Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
Data Availability And Requirements Relevant For The Ariel Space Mission And Other Exoplanet Atmosphere Applications
The goal of this white paper is to provide a snapshot of the data availability and data needs primarily for the Ariel space mission, but also for related atmospheric studies […]
Posted inArctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Cryobiology, Icy Worlds, Imaging & Spectroscopy, Status Report
Ice Planet Orbital Survey: Landsat Polar Night Observations Of Sol III
Scientists that study polar ice have realized a hidden talent of the Landsat satellites: seeing in the dark. With this recognition comes more work for the current Landsat fleet, which […]