{"id":31821,"date":"2023-07-03T16:19:00","date_gmt":"2023-07-03T16:19:00","guid":{"rendered":"https:\/\/www.africa-press.net\/mauritius\/all-news\/black-holes-in-lonely-galaxies-found-to-be-hungrier-than-those-jostling-for-space"},"modified":"2023-07-03T16:19:00","modified_gmt":"2023-07-03T16:19:00","slug":"black-holes-in-lonely-galaxies-found-to-be-hungrier-than-those-jostling-for-space","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/mauritius\/all-news\/black-holes-in-lonely-galaxies-found-to-be-hungrier-than-those-jostling-for-space","title":{"rendered":"Black Holes in Lonely Galaxies Found to Be Hungrier Than Those Jostling for Space"},"content":{"rendered":"

Africa-Press – Mauritius. <\/strong><\/span>Less than 20% of all existing galaxies inhabit empty voids of space, enjoying no interaction with other galaxies, clarified the researchers, adding that the remaining 80% jostle about in crowded clusters as they gorge themselves on stellar material.
\nSolitary supermassive black holes, located at the centers of galaxies residing in isolation, are much more ferocious \u201ceaters\u201d of stellar material than their counterparts populating more crowded zones of cosmic space, new research has revealed.
\nTo dig deeper into how black holes feed on stellar material, Anish Aradhey, a student at the Harrisonburg High School in Virginia and Anca Constantin, a professor of astrophysics at James Madison University, observed data from the Sloan Digital Sky Survey (SDSS) and NASA\u2019s Wide-field Infrared Survey Explorer (AllWISE\/NEOWISE) space telescope. It was the changing brightness of the over 290,000 galaxies they studied that led them to reveal that over 20,000 black holes that were \u201cfeeding\u201d actively on surrounding gas and dust had not been detected earlier.
\nThis is because the studies had been utilizing optical or mid-infrared wavelengths. The so-called reclusive, or void galaxies which play host to a lot of star formations, emit bluer light emissions. It is these latter that are able to \u201cdrown out\u201d the light emanating from feeding black holes.
\nNow, the fluctuations in brightness of infrared light home in on the frenzy-feeding of black holes. Furthermore, it was discovered that they were displaying more activity in small or medium-size galaxies than large ones.
\n\u201cThe smaller galaxies seem to snack more effectively, if you will, when they are left alone and they don\u2019t interact with their neighbors,\u201d Aradhey said in a statement. Co-author Anca Constantin added:<\/p>\n

For More News And Analysis About Mauritius<\/a> Follow Africa-Press<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Africa-Press – Mauritius. Less than 20% of all existing galaxies inhabit empty voids of space, enjoying no interaction with other galaxies, clarified the researchers, adding that the remaining 80% jostle about in crowded clusters as they gorge themselves on stellar material. Solitary supermassive black holes, located at the centers of galaxies residing in isolation, are […]<\/p>\n","protected":false},"author":84,"featured_media":31820,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,8,9],"tags":[233,245,241],"class_list":["post-31821","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-all-news","category-homepage-english","category-miscellaneous","tag-africa-press","tag-africa-press-mauritius","tag-mauritius"],"yoast_head":"\nBlack Holes in Lonely Galaxies Found to Be Hungrier Than Those Jostling for Space - Mauritius<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.africa-press.net\/mauritius\/all-news\/black-holes-in-lonely-galaxies-found-to-be-hungrier-than-those-jostling-for-space\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Black Holes in Lonely Galaxies Found to Be Hungrier Than Those Jostling for Space\" \/>\n<meta property=\"og:description\" content=\"Africa-Press – Mauritius. Less than 20% of all existing galaxies inhabit empty voids of space, enjoying no interaction with other galaxies, clarified the researchers, adding that the remaining 80% jostle about in crowded clusters as they gorge themselves on stellar material. 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