The Closeby Habitable Exoplanet Survey (CHES) aims to achieve microarcsecond-level astrometry of about one hundred nearby FGK-type stars within 10 parsecs to detect Earth-like planets.
Closeby Habitable Exoplanet Survey (CHES)
Posted inAstrochemistry, Astrogeology, Astronomy & Telescopes, Atmospheres, Climate, Weather, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Mapping, Geodesy, Cartography, Bathymetry, Status Report
Closeby Habitable Exoplanet Survey (CHES). IV. Synergy Between Astrometry and Direct Imaging Missions of the Habitable World Observatory for Detecting Earth-like Planets
The detection and characterization of habitable planets around nearby stars persist as one of the foremost objectives in contemporary astrophysics. This work investigates the synergistic integration of astrometric and direct […]
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exploration Gear & Tech, Imaging & Spectroscopy, Status Report
Closeby Habitable Exoplanet Survey (CHES). II. An Observation Strategy for the Target Stars
The Closeby Habitable Exoplanet Survey (CHES) constitutes a mission intricately designed to systematically survey approximately 100 solar-type stars located within the immediate proximity of the solar system, specifically within a […]
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.