{"id":59436,"date":"2023-12-02T14:39:48","date_gmt":"2023-12-02T14:39:48","guid":{"rendered":"https:\/\/www.africa-press.net\/namibia\/all-news\/celestial-odd-couple-overweight-planet-defies-cosmic-norms-by-orbiting-tiny-host-star"},"modified":"2023-12-02T14:56:42","modified_gmt":"2023-12-02T14:56:42","slug":"celestial-odd-couple-overweight-planet-defies-cosmic-norms-by-orbiting-tiny-host-star","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/namibia\/all-news\/celestial-odd-couple-overweight-planet-defies-cosmic-norms-by-orbiting-tiny-host-star","title":{"rendered":"Celestial Odd Couple: ‘Overweight’ Planet Defies Cosmic Norms by Orbiting Tiny Host Star"},"content":{"rendered":"

Africa-Press – Namibia. <\/strong><\/span>The oversized planet’s orbit around the ultracool dwarf star – officially known as LHS 3154 – challenges existing expectations, with a mass ratio surpassing predictions by 100 times.<\/p>\n

Astronomers have identified an unusual celestial pair – an “overweight” planet, 13 times larger than Earth that is orbiting a host star nine times smaller than the sun.<\/p>\n

Officials stumbled upon the unexpected cosmic duo defying conventional theories of planet formation after utilizing the Habitable Zone Planet Finder (HPF).<\/p>\n

“The planet-forming disk around the low-mass star LHS 3154 is not expected to have enough solid mass to make this planet… This discovery really drives home the point of just how little we know about the universe,” states Suvrath Mahadevan, a professor of Penn State University and co-author of the findings.<\/p>\n

Current planetary formation theories suggest that the available solid mass around low-mass stars like LHS 3154 should not be sufficient to birth a planet of LHS 3154b’s size.<\/p>\n

The study suggests a need for a reevaluation of our understanding of planetary and stellar formation processes. The researchers propose that the unexpectedly hefty planetary disk around LHS 3154 challenges conventional notions, potentially containing more dust than previously assumed.<\/p>\n

The detection of LHS 3154b, with an orbital period of merely 3.7 days, specifically prompts contemplation on the relationship between planet size, host star temperature, and the potential for liquid water.<\/p>\n

Researchers have argued that the close proximity of LHS 3154b to its star may be analogous to staying close to a cooling campfire for warmth \u2013 a necessity for a planet to sustain liquid water.<\/p>\n

Professor Fre\u0301de\u0301ric Masset of the National Autonomous University of Mexico, in a commentary on the findings, describes the discovery as “unheard of” and has underscored it may prompt a significant reevaluation of current planetary formation theories.<\/p>\n

One potential explanation offered is a reconsideration of the amount of dust present in planetary disks, challenging previous assumptions and urging scientists to revisit the fundamental principles guiding our understanding of the cosmos.<\/p>\n

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

Africa-Press – Namibia. The oversized planet’s orbit around the ultracool dwarf star – officially known as LHS 3154 – challenges existing expectations, with a mass ratio surpassing predictions by 100 times. Astronomers have identified an unusual celestial pair – an “overweight” planet, 13 times larger than Earth that is orbiting a host star nine times […]<\/p>\n","protected":false},"author":84,"featured_media":59435,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,9],"tags":[234,236,233],"class_list":["post-59436","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-all-news","category-miscellaneous","tag-africa-press","tag-africa-press-namibia","tag-namibia"],"yoast_head":"\nCelestial Odd Couple: 'Overweight' Planet Defies Cosmic Norms by Orbiting Tiny Host Star - Namibia<\/title>\n<meta name=\"description\" content=\"The oversized planet's orbit around the ultracool dwarf star - officially known as LHS 3154 - challenges existing expect ...\" \/>\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\/namibia\/all-news\/celestial-odd-couple-overweight-planet-defies-cosmic-norms-by-orbiting-tiny-host-star\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Celestial Odd Couple: 'Overweight' Planet Defies Cosmic Norms by Orbiting Tiny Host Star\" \/>\n<meta property=\"og:description\" content=\"The oversized planet's orbit around the ultracool dwarf star - 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