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“三体”星系 有新发现!
Zheng Quan Shi Bao· 2025-08-11 13:58
Core Insights - An international research team has observed a candidate exoplanet located in the habitable zone of the Alpha Centauri star system using NASA's James Webb Space Telescope [1][2] Group 1: Exoplanet Discovery - The candidate exoplanet is a gaseous planet orbiting the brightest star, A, in the Alpha Centauri system, which is approximately 4 light-years away from Earth [1] - This observation marks a significant achievement as it is the first time a planet in the habitable zone has been potentially imaged directly, rather than inferred through indirect methods [1] Group 2: Research Methodology - The research team utilized the mid-infrared instruments of the James Webb Space Telescope to focus on star A, successfully obtaining high-resolution images by minimizing stellar glare interference [1] - The majority of exoplanets discovered to date have been identified through indirect clues, such as the wobble of stars caused by gravitational interactions with orbiting planets [1] Group 3: Implications for Habitability - While the gaseous nature of the observed planet suggests it is unlikely to support life, it raises exciting possibilities for assessing the habitability of its potential moons [1]
“三体”星系,有新发现!
证券时报· 2025-08-11 12:33
Core Viewpoint - An international research team has observed a candidate exoplanet located in the habitable zone of the Alpha Centauri star system using the James Webb Space Telescope, marking a significant advancement in the search for potentially habitable worlds beyond Earth [2]. Summary by Sections Discovery of the Exoplanet - The candidate exoplanet is a gas giant orbiting the A star of the Alpha Centauri system, which is approximately 4 light-years away from Earth and has a star similar to the Sun [2]. - This observation is notable as it is the first time a planet in the habitable zone has been directly imaged, contrasting with the typical indirect methods used to discover exoplanets [2][3]. Future Research and Implications - The research team plans to conduct further observations to confirm the findings, which could provide insights into the habitability of potential moons orbiting the gas giant [2]. - Although the gas giant itself is unlikely to support life, its presence raises exciting possibilities for the habitability of its satellites [2].
地球附近“三体”星系中观测到宜居带候选行星
Xin Hua She· 2025-08-11 06:47
Core Points - An international research team has observed a candidate exoplanet located in the habitable zone of the Alpha Centauri star system using NASA's James Webb Space Telescope [1] - The Alpha Centauri system is approximately 4 light-years away from Earth and consists of three stars, with the brightest star, A, being similar to the Sun [1] - The observed candidate exoplanet is a gaseous planet orbiting star A within the habitable zone, which is the region where conditions may be suitable for life [1] - Most exoplanets have been discovered through indirect methods, but this observation utilized direct imaging techniques to capture high-resolution images of the planet [1] - The research team plans to conduct further observations to confirm their findings, which, if validated, would mark the first direct imaging of an exoplanet in a star's habitable zone [1] - Although the gaseous planet itself is unlikely to support life, it raises exciting possibilities for assessing the habitability of its moons [1] Publication Information - The related paper has been published in the Astrophysical Journal Letters [2]