{"id":231178,"date":"2026-02-12T05:35:51","date_gmt":"2026-02-12T11:35:51","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/02\/subaru-observations-suggest-an-intrinsic-gap-in-ngc-5466s-tidal-stream"},"modified":"2026-02-12T05:35:51","modified_gmt":"2026-02-12T11:35:51","slug":"subaru-observations-suggest-an-intrinsic-gap-in-ngc-5466s-tidal-stream","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/02\/subaru-observations-suggest-an-intrinsic-gap-in-ngc-5466s-tidal-stream","title":{"rendered":"Subaru observations suggest an intrinsic gap in NGC 5466\u2019s tidal stream"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/subaru-observations-suggest-an-intrinsic-gap-in-ngc-5466s-tidal-stream2.jpg\"><\/a><\/p>\n<p>Astronomers from the National Astronomical Observatory of Japan (NAOJ) and elsewhere have used the Subaru Telescope to perform deep imaging observations of a distant globular cluster known as NGC 5466. The observational campaign yields important information about the structure of the cluster\u2019s tidal stream. The new findings were <a href=\"https:\/\/arxiv.org\/abs\/2602.03014\" target=\"_blank\">published<\/a> February 4 on the <i>arXiv<\/i> preprint server.<\/p>\n<p>In general, stellar tidal streams are the result of tidal interactions between a central galaxy and lower mass systems such as satellite galaxies or globular clusters (GCs). Therefore, they could keep the memory of their progenitors\u2019 chemical and dynamical information, even after a few billion years.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Astronomers from the National Astronomical Observatory of Japan (NAOJ) and elsewhere have used the Subaru Telescope to perform deep imaging observations of a distant globular cluster known as NGC 5466. The observational campaign yields important information about the structure of the cluster\u2019s tidal stream. The new findings were published February 4 on the arXiv preprint [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,8],"tags":[],"class_list":["post-231178","post","type-post","status-publish","format-standard","hentry","category-chemistry","category-space"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/231178","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=231178"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/231178\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=231178"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=231178"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=231178"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}