{"id":54001,"url":"https://www.kudos365.com/news/54001-ngc-2392-double-shelled-planetary-nebula","short_url":"https://www.kudos365.com/news/54001","headline":"NGC 2392: Double-Shelled Planetary Nebula","content":"\u003cp\u003eNASA Astronomy Picture of the Day:\u003c/p\u003e\n\n\u003cp\u003eTo some, this huge nebula resembles a person's head surrounded by a parka hood.  In 1787, astronomer William Herschel discovered this unusual planetary nebula:  NGC 2392.  More recently, the Hubble Space Telescope imaged the nebula in visible light, while the nebula was also imaged in X-rays by the Chandra X-ray Observatory. The featured combined visible-X ray image, shows X-rays emitted by central hot gas in pink. The nebula displays gas clouds so complex they are not fully understood.  NGC 2392 is a double-shelled planetary nebula, with the more distant gas having composed the outer layers of a Sun-like star only 10,000 years ago.  The outer shell contains unusual light-year long orange filaments. The inner filaments visible are being ejected by strong wind of particles from the central star.  The NGC 2392 Nebula spans about 1/3 of a light year and lies in our Milky Way Galaxy, about 3,000 light years distant, toward the constellation of the Twins (Gemini).\u003c/p\u003e\n\n","content_plain":"NASA Astronomy Picture of the Day:\n\nTo some, this huge nebula resembles a person's head surrounded by a parka hood.  In 1787, astronomer William Herschel discovered this unusual planetary nebula:  NGC 2392.  More recently, the Hubble Space Telescope imaged the nebula in visible light, while the nebula was also imaged in X-rays by the Chandra X-ray Observatory. The featured combined visible-X ray image, shows X-rays emitted by central hot gas in pink. The nebula displays gas clouds so complex they are not fully understood.  NGC 2392 is a double-shelled planetary nebula, with the more distant gas having composed the outer layers of a Sun-like star only 10,000 years ago.  The outer shell contains unusual light-year long orange filaments. The inner filaments visible are being ejected by strong wind of particles from the central star.  The NGC 2392 Nebula spans about 1/3 of a light year and lies in our Milky Way Galaxy, about 3,000 light years distant, toward the constellation of the Twins (Gemini).\n\n","published_at":"2020-02-16T12:16:06-08:00","updated_at":"2024-06-25T09:36:37-07:00","author":{"type":"Person","name":"Specola","url":"https://www.kudos365.com/profiles/298285-specola"},"description":"Stay up-to-date with Specola on Kudos 365. View their photo published Feb/16/2020 on Science - Tech - Astronomy. Browse your favorite topics and share your expertise, too.","type":"photo","image":"https://k365pi.imgix.net/aa234dad-08bc-490f-9971-90939a0171f5.jpg?auto=compress,format\u0026fit=max\u0026w=1200\u0026h=1200\u0026q=48","likes_count":3,"comments_count":1,"categories":[{"name":"Science - Tech - Astronomy","url":"https://www.kudos365.com/categories/986-science-tech-astronomy"}],"schema":{"@context":"https://schema.org","@type":"CreativeWork","url":"https://www.kudos365.com/news/54001-ngc-2392-double-shelled-planetary-nebula","headline":"NGC 2392: Double-Shelled Planetary Nebula","image":"https://k365pi.imgix.net/aa234dad-08bc-490f-9971-90939a0171f5.jpg?auto=compress,format\u0026fit=max\u0026w=1200\u0026h=1200\u0026q=48","author":{"@type":"Person","name":"Specola","url":"https://www.kudos365.com/profiles/298285-specola"},"datePublished":"2020-02-16T12:16:06-08:00","interactionStatistic":[{"@type":"InteractionCounter","interactionType":"https://schema.org/LikeAction","userInteractionCount":3}],"subjectOf":[{"@type":"Thing","name":"Science - Tech - Astronomy","url":"https://www.kudos365.com/categories/986-science-tech-astronomy"}]}}