{"id":9257,"date":"2026-01-16T13:21:12","date_gmt":"2026-01-16T12:21:12","guid":{"rendered":"https:\/\/brera.inaf.it\/?p=9257"},"modified":"2026-01-19T13:25:16","modified_gmt":"2026-01-19T12:25:16","slug":"astronomers-surprised-by-mysterious-shock-wave-around-dead-star-eso-press-release","status":"publish","type":"post","link":"https:\/\/brera.inaf.it\/en\/astronomers-surprised-by-mysterious-shock-wave-around-dead-star-eso-press-release\/","title":{"rendered":"Markarian observation &#8211; First milestone for ASTRI"},"content":{"rendered":"\n<p><em>Passata \u00e8 la tempesta\u2026 Ogni cor si rallegra\u2026 L\u2019artigiano a mirar l\u2019umido cielo\u2026 Ecco il sol che ritorna\u2026 &nbsp; O natura cortese,&nbsp; son questi i doni tuoi\u2026<\/em><\/p>\n\n\n\n<p>ASTRI-1, the first telescope installed in the ASTRI Mini-Array, has demonstrated not only its readiness for very high-energy sky observations but also its efficiency, as expected. The observations of the famous\u00a0<strong>blazar\u00a0Markarian 421<\/strong>\u00a0detected the source at a very high flux, more than double that of the Crab Nebula, the reference unit in this energy range. Project PI our researcher Giovanni Pareschi &#8211; ASTRI Project Office INAF-Osservatorio Astronomico di Brera  &#8211; <a href=\"https:\/\/www.astri.inaf.it\/index.php\/first-milestone-for-astri\/2026\/?lang=en\" target=\"_blank\" rel=\"noreferrer noopener\">Read the full story on<\/a>:<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"737\" height=\"903\" src=\"https:\/\/brera.inaf.it\/wp-content\/uploads\/2026\/01\/astri-prima-luce-eng.png\" alt=\"ASTRI-1 observing the blazar Markarian 421. Artistic representation. Credits: INAF\/Silvia Crestan\" class=\"wp-image-9261\"\/><figcaption class=\"wp-element-caption\">ASTRI-1 observing the blazar Markarian 421. Artistic representation. Credits: INAF\/Silvia Crestan<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Passata \u00e8 la tempesta\u2026 Ogni cor si rallegra\u2026 L\u2019artigiano a mirar l\u2019umido cielo\u2026 Ecco il sol che ritorna\u2026 &nbsp; O natura cortese,&nbsp; son questi i doni tuoi\u2026 ASTRI-1, the first telescope installed in the ASTRI Mini-Array, has demonstrated not only its readiness for very high-energy sky observations but also its efficiency, as expected. The observations [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":9261,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24,30],"tags":[627,630,686],"class_list":["post-9257","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-en","category-scientific-news","tag-astri-2","tag-giovanni-pareschi-2","tag-markarian-421-2"],"blocksy_meta":[],"featured_image_urls":{"full":["https:\/\/brera.inaf.it\/wp-content\/uploads\/2026\/01\/astri-prima-luce-eng.png",737,903,false],"thumbnail":["https:\/\/brera.inaf.it\/wp-content\/uploads\/2026\/01\/astri-prima-luce-eng.png",122,150,false],"medium":["https:\/\/brera.inaf.it\/wp-content\/uploads\/2026\/01\/astri-prima-luce-eng.png",245,300,false],"medium_large":["https:\/\/brera.inaf.it\/wp-content\/uploads\/2026\/01\/astri-prima-luce-eng.png",737,903,false],"large":["https:\/\/brera.inaf.it\/wp-content\/uploads\/2026\/01\/astri-prima-luce-eng.png",737,903,false],"1536x1536":["https:\/\/brera.inaf.it\/wp-content\/uploads\/2026\/01\/astri-prima-luce-eng.png",737,903,false],"2048x2048":["https:\/\/brera.inaf.it\/wp-content\/uploads\/2026\/01\/astri-prima-luce-eng.png",737,903,false]},"post_excerpt_stackable":"<p>Passata \u00e8 la tempesta\u2026 Ogni cor si rallegra\u2026 L\u2019artigiano a mirar l\u2019umido cielo\u2026 Ecco il sol che ritorna\u2026 &nbsp; O natura cortese,&nbsp; son questi i doni tuoi\u2026 ASTRI-1, the first telescope installed in the ASTRI Mini-Array, has demonstrated not only its readiness for very high-energy sky observations but also its efficiency, as expected. The observations of the famous\u00a0blazar\u00a0Markarian 421\u00a0detected the source at a very high flux, more than double that of the Crab Nebula, the reference unit in this energy range. Project PI our researcher Giovanni Pareschi &#8211; ASTRI Project Office INAF-Osservatorio Astronomico di Brera &#8211; Read the full story&hellip;<\/p>\n","category_list":"<a href=\"https:\/\/brera.inaf.it\/en\/category\/news-en\/\" rel=\"category tag\">News<\/a>, <a href=\"https:\/\/brera.inaf.it\/en\/category\/news-en\/scientific-news\/\" rel=\"category tag\">Scientific news<\/a>","author_info":{"name":"Maria Rosa Panzera","url":"https:\/\/brera.inaf.it\/en\/author\/maria-rosa-panzera\/"},"comments_num":"0 comments","_links":{"self":[{"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/posts\/9257","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/comments?post=9257"}],"version-history":[{"count":3,"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/posts\/9257\/revisions"}],"predecessor-version":[{"id":9265,"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/posts\/9257\/revisions\/9265"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/media\/9261"}],"wp:attachment":[{"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/media?parent=9257"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/categories?post=9257"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/brera.inaf.it\/en\/wp-json\/wp\/v2\/tags?post=9257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}