{"id":275190,"date":"2026-01-09T02:37:13","date_gmt":"2026-01-09T02:37:13","guid":{"rendered":"https:\/\/www.europesays.com\/ie\/275190\/"},"modified":"2026-01-09T02:37:13","modified_gmt":"2026-01-09T02:37:13","slug":"nasas-james-webb-space-telescope-has-spotted-platypus-galaxies-astronomers-say-they-cant-categorize-they-are-so-odd","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ie\/275190\/","title":{"rendered":"NASA’s James Webb Space Telescope Has Spotted ‘Platypus Galaxies’ Astronomers Say They “Can\u2019t Categorize, They Are So Odd”"},"content":{"rendered":"

NASA<\/a>\u2019s James Webb Space Telescope<\/a> has discovered a bizarre population of \u201cplatypus galaxies\u201d in the early universe<\/a>, each exhibiting an unusual range of properties that are not typically found together.<\/p>\n

The platypus is a highly unusual marsupial, featuring one of nature\u2019s most distinctive combinations of traits, combining a ducklike bill and egg-laying with common mammalian characteristics. Now, according to a team at the University of Missouri led by researcher Haojing Yan, a series of galaxies<\/a> with a similarly unusual combination of features has been identified using data from the James Webb Space Telescope<\/a>.<\/p>\n

\u201cIt seems that we\u2019ve identified a population of galaxies that we can\u2019t categorize, they are so odd,\u201d Yan said in a recent statement. \u201cOn the one hand they are extremely tiny and compact, like a point source, yet we do not see the characteristics of a quasar, an active supermassive black hole, which is what most distant point sources are,\u201d Yan added.<\/p>\n

The team reported its findings in a new paper presented at the 247th meeting of the American Astronomical Society.<\/p>\n

James Webb Space Telescope Observations<\/p>\n

In data from the James Webb Space Telescope, Yan and his team discovered nine anomalous celestial features whose signals emanating from much earlier in the universe<\/a> are only now reaching us from the early universe. Due to the high precision imagery offered by Webb from its position in space, which is not blocked by Earth\u2019s atmosphere, the telescope can detect faint details even across tremendous astronomical distances<\/a>.\u00a0<\/p>\n

\"PlatypusAccording to NASA, four of the nine galaxies identified in the new population of \u201cPlatypus galaxies\u201d (shown above) were discovered in NASA\u2019s James Webb Space Telescope\u2019s Cosmic Evolution Early Release Science Survey (CEERS) (Image Credit: NASA, ESA, CSA, Steve Finkelstein (UT Austin); Image Processing: Alyssa Pagan (STScI)).<\/p>\n

This allows researchers to gain new insights into how galaxies were created. Given the constant speed of light, these signals also serve as windows into the universe\u2019s remote past, as light from distant objects takes a tremendous amount of time to cross the vast gulf of space.<\/p>\n

Platypus Galaxies<\/p>\n

The objects are unusual, since in some ways they resemble stars or quasars in that they are \u201cpoint-like\u201d objects. Yet in contrast with this, light spectroscopy data collected by Webb also revealed narrow emission lines rather than the broad ones astronomers expected to find, the likes of which\u00a0are normally correlated with active star formation in galaxies.<\/p>\n

\u201cEach property on its own is familiar to us,\u201d said Yan, a University of Missouri-Columbia astronomy professor and co-author of the recent study.\u00a0\u201cBut when added together, they create something we\u2019ve never seen before.\u201d<\/p>\n

\"HaojingUniversity of Missouri researcher Hoajing Yan, who led the research (Image Credit: Abbie Lankitus\/University of Missouri).<\/p>\n

\u201cOur ongoing theory states that galaxies were formed by merging with other galaxies, often through violent collisions,\u201d Yan said. \u201cBut these \u2018platypus galaxies\u2019 may have formed quietly, without such dramatic events. This suggests the early universe may have been more flexible and creative than we thought.\u201d<\/p>\n

James Webb Space Telescope Follow-Up<\/p>\n

The team\u2019s discovery is exciting in itself, but it only represents the beginning of an entirely new line of inquiry.\u00a0Yan and his team plan to conduct additional research to investigate the nature of the anomalous objects observed by the James Webb Space Telescope.<\/p>\n

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Part of their follow-up work will involve collecting data on hundreds of other objects in the cosmos to determine whether this unusual combination of traits is reflected elsewhere. Spectroscopic data collected during the endeavor will enable researchers to analyze the light these galaxies produce across the entire spectrum, facilitating precise comparisons that can reveal a galaxy\u2019s age, chemical composition, and star-formation processes.<\/p>\n

\u201cIf these objects are really a new type of galaxy, it tells us we\u2019ve been missing part of the story,\u201d said co-author Bangzheng \u201cTom\u201d Sun, a graduate student in Yan\u2019s lab.<\/p>\n

\u201cAnd we\u2019re just beginning to uncover it.\u201d<\/p>\n

The paper, \u201cA New Population of Point-like, Narrow-line Objects revealed by the James Webb Space Telescope<\/a>,\u201d was presented at the 247th meeting of the American Astronomical Society.<\/p>\n

Ryan Whalen covers science and technology for The Debrief. He holds an MA in History and a Master of Library and Information Science with a certificate in Data Science. He can be contacted at\u00a0<\/b>ryan@thedebrief.org<\/b><\/a>, and follow him on Twitter <\/b>@mdntwvlf<\/b><\/a>.<\/b><\/p>\n","protected":false},"excerpt":{"rendered":"NASA\u2019s James Webb Space Telescope has discovered a bizarre population of \u201cplatypus galaxies\u201d in the early universe, each…\n","protected":false},"author":2,"featured_media":275191,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[270],"tags":[18,19,17,5923,139471,133,451,18406,139472],"class_list":{"0":"post-275190","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-space","8":"tag-eire","9":"tag-ie","10":"tag-ireland","11":"tag-james-webb-space-telescope","12":"tag-platypus-galaxies","13":"tag-science","14":"tag-space","15":"tag-star-formation","16":"tag-university-of-missouri"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@ie\/115862820887950499","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/posts\/275190","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/comments?post=275190"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/posts\/275190\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/media\/275191"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/media?parent=275190"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/categories?post=275190"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/tags?post=275190"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}