{"id":412008,"date":"2026-04-24T01:01:38","date_gmt":"2026-04-23T15:01:38","guid":{"rendered":"http:\/\/www.vibewire.com.au\/?guid=ce52bfec3da4c5ba12587d79ea936e6c"},"modified":"2026-04-24T01:01:38","modified_gmt":"2026-04-23T15:01:38","slug":"nasas-chandra-finds-young-stars-dim-quickly","status":"publish","type":"post","link":"https:\/\/www.vibewire.com.au\/?p=412008","title":{"rendered":"NASA\u2019s Chandra Finds Young Stars Dim Quickly"},"content":{"rendered":"<div id=\"\" class=\"hds-media hds-module wp-block-image\">\n<div class=\"margin-left-auto margin-right-auto nasa-block-align-inline\">\n<div class=\"hds-media-wrapper margin-left-auto margin-right-auto\">\n<figure class=\"hds-media-inner hds-cover-wrapper hds-media-ratio-none \"><a href=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg\"><img fetchpriority=\"high\" decoding=\"async\" width=\"2048\" height=\"891\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?w=2048\" class=\"attachment-2048x2048 size-2048x2048\" alt=\"The images of Trumpler 3 and NGC 2353 are open clusters that contains hundreds of young stars that are gravitationally bound together because they formed from the same gas cloud. In this composite image of the clusters, X-rays from Chandra (purple) have been combined with an optical image from the PanSTARRS telescope in Hawaii (red, green, and blue). The stars look like fuzzy dots of different sizes dotting the darkness of space.\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" loading=\"eager\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg 7968w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?resize=300,130 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?resize=768,334 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?resize=1024,445 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?resize=1536,668 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?resize=2048,891 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?resize=400,174 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?resize=600,261 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?resize=900,391 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?resize=1200,522 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/04\/dimming-lg.jpg?resize=2000,870 2000w\" sizes=\"auto, (max-width: 2048px) 100vw, 2048px\" \/><\/a><\/figure><figcaption class=\"hds-caption padding-y-2\">\n<div class=\"hds-caption-text p-sm margin-0\">Scientists have found that young stellar cousins of our Sun are calming down and dimming more quickly in their X-ray output than previously thought, according to a study using NASA\u2019s Chandra X-ray Observatory.<\/div>\n<div class=\"hds-credits\">X-ray: NASA\/CXC\/Penn State Univ\/K. Getman; Optical\/IR: PanSTARRS; Image Processing: NASA\/CXC\/SAO\/N. Wolk<\/div>\n<\/figcaption><\/div>\n<\/div>\n<\/div>\n<p>These images, released on April 14, 2026, show two open star clusters, Trumpler 3 (left) and NGC 2353 (right). They represent a recent study from <a href=\"https:\/\/science.nasa.gov\/mission\/chandra\/\" rel=\"noopener\">NASA\u2019s Chandra X-ray Observatory<\/a> that shows how young Sun-like stars are dimmer in X-rays than previously thought.<\/p>\n<p>This latest study looked at eight clusters of stars between the ages of 45 million and 750 million years old. The researchers found that Sun-like stars in these clusters unleashed only about a quarter to a third of the X-rays they expected. This quieting of young stars is a benefit for the prospects for life on orbiting planets around these stars \u2014 not a threat.<\/p>\n<p><a href=\"https:\/\/science.nasa.gov\/missions\/chandra\/nasa-finds-young-stars-dim-in-x-rays-surprisingly-quickly\/\" rel=\"noopener\">Learn more about what this finding means.<\/a><\/p>\n<p><em>Image credit: X-ray: NASA\/CXC\/Penn State Univ\/K. Getman; Optical\/IR: PanSTARRS; Image Processing: NASA\/CXC\/SAO\/N. Wolk<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>These images, released on April 14, 2026, show two open star clusters, Trumpler 3 (left) and NGC 2353 (right). They represent a recent study from NASA\u2019s Chandra X-ray Observatory that shows how young Sun-like stars are dimmer in X-rays than previously thought. This latest study looked at eight clusters of stars between the ages of [\u2026]<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[15670,17358],"tags":[],"class_list":["post-412008","post","type-post","status-publish","format-standard","hentry","category-chandra-x-ray-observatory","category-open-clusters"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts\/412008","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=412008"}],"version-history":[{"count":2,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts\/412008\/revisions"}],"predecessor-version":[{"id":412035,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts\/412008\/revisions\/412035"}],"wp:attachment":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=412008"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=412008"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=412008"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}