{"id":885624,"date":"2026-10-17T15:08:11","date_gmt":"2026-10-17T15:08:11","guid":{"rendered":"https:\/\/www.newsbeep.com\/us\/885624\/"},"modified":"2026-10-17T15:08:11","modified_gmt":"2026-10-17T15:08:11","slug":"an-invisible-jet-of-radioactive-goo-is-heading-for-earth-should-we-be-worried-news-tech","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/us\/885624\/","title":{"rendered":"An invisible jet of radioactive goo is heading for Earth &#8211; should we be worried? | News Tech"},"content":{"rendered":"<p>\t\t<img fetchpriority=\"high\" width=\"646\" height=\"342\" src=\"https:\/\/www.newsbeep.com\/us\/wp-content\/uploads\/2026\/10\/SEI_316344514-37f0.jpg\" class=\"article-image wp-image-29702643\" alt=\"A view of the Earth covered in neon green goo.\" decoding=\"sync\"\/><br \/>\n\t\tCould we get slimed? (Picture: Getty\/Metro)<\/p>\n<p class=\"wp-block-paragraph\">Scientists think they have discovered an entirely new type of object in <a data-ico=\"hyperlink-article\" href=\"https:\/\/metro.co.uk\/tag\/space\/\" rel=\"nofollow noopener\" target=\"_blank\">space <\/a>\u2013 and it\u2019s spat something radioactive right at us.<\/p>\n<p class=\"wp-block-paragraph\">But if you ask <a href=\"https:\/\/www.ujaen.es\/departamentos\/fisica\/contactos\/marti-ribas-josep\" target=\"_blank\" rel=\"noopener nofollow\">Josep Mart\u00ed<\/a>, an astronomer at the University of Ja\u00e9n in <a data-ico=\"hyperlink-article\" href=\"https:\/\/metro.co.uk\/tag\/spain\/\" data-track=\"inline-tag-auto-link_article\" rel=\"nofollow noopener\" target=\"_blank\">Spain<\/a>, this is very much a good thing.<\/p>\n<p class=\"wp-block-paragraph\">The goo, made of plasma \u2013 the fourth state of matter \u2013 could be the proof Mart\u00ed has been looking for of a long-theorised \u2018microblazar\u2019.<\/p>\n<p class=\"wp-block-paragraph\">Regular blazars are a type of quasar:\u00a0<a data-ico=\"hyperlink-article\" href=\"https:\/\/metro.co.uk\/2023\/07\/26\/a-supermassive-black-hole-is-shooting-a-laser-like-jet-at-the-earth-19192685\/\" rel=\"nofollow noopener\" target=\"_blank\">monstrous black holes at the centre of galaxies<\/a>\u00a0that squeeze matter out like toothpaste into a fiery jet.<\/p>\n<p class=\"wp-block-paragraph\">A microblazar is the same thing, but on a much smaller scale, Mart\u00ed writes in a study accepted for publication in the journal\u00a0<a href=\"https:\/\/www.aanda.org\/articles\/aa\/pdf\/forth\/aa61105-26.pdf\" target=\"_blank\" rel=\"noopener nofollow\">Astronomy and Astrophysics<\/a>.<\/p>\n<p class=\"wp-block-paragraph\">\u2018I have always been impressed by how Mother Nature mimics itself at very different scales,\u2019 he tells Metro. <\/p>\n<p>\t\t<img width=\"646\" height=\"363\" src=\"https:\/\/www.newsbeep.com\/us\/wp-content\/uploads\/2026\/10\/SEI_316437129-f0e2.jpg\" class=\"article-image wp-image-29705006\" alt=\"\" decoding=\"async\" loading=\"lazy\"\/><br \/>\n\t\tIRAS 18293\u22120941 could be the first microblazar ever observed (Picture: B. Marcote\/JIVE\/ASTRON<\/p>\n<p class=\"wp-block-paragraph\">\u2018Somehow, it reminds me of the analogy between the solar system and the electrons orbiting the nucleus of an atom.\u2019<\/p>\n<p>Do we have anything to worry about?<\/p>\n<p class=\"wp-block-paragraph\">What\u2019s holding this slime bucket is IRAS 18293\u22120941, a stellar black hole, or <a data-ico=\"hyperlink-article\" href=\"https:\/\/metro.co.uk\/2026\/04\/22\/supermassive-black-holes-a-death-spiral-collide-impact-will-earth-28075779\/\" rel=\"nofollow noopener\" target=\"_blank\">a cosmic hungry-hungry hippo formed <\/a>out of a collapsed star.<\/p>\n<p class=\"wp-block-paragraph\">The black hole orbits a giant, hot star, which it constantly nibbles on and spits out as two violent jets of fiery energy.<\/p>\n<p class=\"wp-block-paragraph\">This tracks with what scientists believe a microblazar could be.<\/p>\n<p class=\"wp-block-paragraph\">\u2018Microquasars have jets, but they are powered by small black holes with a modest mass of about 10 times that of our <a data-ico=\"hyperlink-article\" href=\"https:\/\/metro.co.uk\/tag\/sun\/\" rel=\"nofollow noopener\" target=\"_blank\">Sun<\/a>,\u2019 Mart\u00ed says.<\/p>\n<p class=\"wp-block-paragraph\">\u2018In microquasars, the black hole feeding comes from matter<br \/>captured from a single stellar companion orbiting the black hole.<\/p>\n<p>\t\t<img width=\"646\" height=\"401\" src=\"https:\/\/www.newsbeep.com\/us\/wp-content\/uploads\/2026\/10\/SEI_316437106-e71e-e1791895090826.jpg\" class=\"article-image wp-image-29705007\" alt=\"\" decoding=\"async\" loading=\"lazy\"\/><br \/>\n\t\tThe researchers used a raft of powerful telescopes to see the hidden celestial object (Picture: B. Marcote\/Jive\/Astron)<\/p>\n<p class=\"wp-block-paragraph\">\u2018When, by chance, the jets are pointing close to our line of sight,<br \/>these systems are known as blazars and microblazars, respectively.\u2019<\/p>\n<p class=\"wp-block-paragraph\">One of these angry flares is aimed straight at Earth, Mart\u00ed and his team found, travelling at about 75% of the speed of light.<\/p>\n<p class=\"wp-block-paragraph\">\u2018Concerning possible worries, please stay calm. None at all. These objects are very, very far away,\u2019 Mart\u00ed says.<\/p>\n<p class=\"wp-block-paragraph\">He\u2019s not kidding. The microblazar is in our galaxy and <a data-ico=\"hyperlink-article\" href=\"https:\/\/metro.co.uk\/2025\/04\/17\/k2-18b-1-000-000-000-years-away-car-will-find-life-22923958\/\" rel=\"nofollow noopener\" target=\"_blank\">about 12,000 light-years from Earth<\/a>, or about 70,500,500,400,000,000 miles.<\/p>\n<p class=\"wp-block-paragraph\">However, if Earth were to be caught in the microblazar\u2019s firing line, it wouldn\u2019t be pretty.<\/p>\n<p class=\"wp-block-paragraph\">\u2018We would experience a significant increase in radiation effects,\u2019 Mart\u00ed says. <\/p>\n<p>\t\t<img width=\"646\" height=\"401\" src=\"https:\/\/www.newsbeep.com\/us\/wp-content\/uploads\/2026\/10\/SEI_316437106-e71e-e1791895090826.jpg\" class=\"article-image wp-image-29705007\" alt=\"\" decoding=\"async\" loading=\"lazy\"\/><br \/>\n\t\tThe astronomical image (left) and the artist\u2019s impression (Picture: B. Marcote\/Jive\/Astron)<\/p>\n<p class=\"wp-block-paragraph\">\u2018Depending on distance and crossing time, electronic devices and living beings could suffer negative consequences. <\/p>\n<p class=\"wp-block-paragraph\">\u2018However, this is not a realistic hypothesis and no risk of this kind exists. Humankind has many other problems to worry about.\u2019<\/p>\n<p class=\"wp-block-paragraph\">Although IRAS 18293\u22120941 was discovered in 1983, a thick veil of dust makes it practically invisible to Earthly telescopes.<\/p>\n<p class=\"wp-block-paragraph\">To observe IRAS 18293-0941, the study authors\u00a0used a Swiss Army Knife\u2019s worth of archival data and telescopes, including the Calar Alto Astronomical Observatory in Spain and the MeerKAT radio telescope array in <a data-ico=\"hyperlink-article\" data-track=\"inline-tag-auto-link_article\" href=\"https:\/\/metro.co.uk\/tag\/south-africa\/\" rel=\"nofollow noopener\" target=\"_blank\">South Africa<\/a>.<\/p>\n<p class=\"wp-block-paragraph\">If a binary star system, or a pair of stars that dance around one another, is just the right size, they might wind up as a microblazar.<\/p>\n<p class=\"wp-block-paragraph\">They don\u2019t<a data-ico=\"hyperlink-article\" href=\"https:\/\/metro.co.uk\/2026\/07\/19\/just-realised-understanding-universe-might-wrong-29095963\/\" rel=\"nofollow noopener\" target=\"_blank\"> last very long at cosmic scales<\/a> \u2013 a mere 100,000 or so years \u2013 so Mart\u00ed says it was almost a fluke that they managed to spot one.<\/p>\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/profiles.ucl.ac.uk\/10719-kinwah-wu\" rel=\"nofollow noopener\" target=\"_blank\">Kinwah Wu<\/a>, a theoretical astrophysicist at University College London who was not involved in the research, says finding a microblazar is a big deal.<\/p>\n<p class=\"wp-block-paragraph\">\u2018We can use them to study a lot of fundamental and most extreme<br \/>processes in astrophysics and physics,\u2019 she tells Metro.<\/p>\n<p class=\"wp-block-paragraph\">Professor Wu says this could include how particles move at breakneck speeds, or if they\u2019re a source of the energetic cosmic rays showering Earth.<\/p>\n<p class=\"wp-block-paragraph\">\u2018They are rare, powerful sources within our own galaxy,\u2019 she adds.<\/p>\n<p class=\"wp-block-paragraph\">Get in touch with our news team by emailing us at <a rel=\"noreferrer noopener nofollow\" href=\"https:\/\/metro.co.uk\/2026\/10\/17\/invisible-jet-radioactive-goo-heading-earth-worried-29702099\/mailto:webnews@metro.co.uk\" target=\"_blank\">webnews@metro.co.uk<\/a>.<\/p>\n<p class=\"wp-block-paragraph\">For more stories like this, <a data-ico=\"hyperlink-article\" rel=\"noreferrer noopener nofollow\" href=\"https:\/\/metro.co.uk\/news\/\" target=\"_blank\">check our news page<\/a>.<\/p>\n<p class=\"metro-more-link\">Arrow<br \/>\nMORE: <a data-ico=\"hyperlink-article\" href=\"https:\/\/metro.co.uk\/2026\/10\/16\/botticellis-venus-muse-died-brain-tumour-researchers-spot-clue-iconic-painting-29710997\/?ico=more_text_links\" class=\"\" rel=\"nofollow noopener\" target=\"_blank\">Botticelli\u2019s \u2018Venus\u2019 muse died from brain tumour as researchers spot clue in iconic painting<\/a><\/p>\n<p class=\"metro-more-link\">Arrow<br \/>\nMORE: <a data-ico=\"hyperlink-article\" href=\"https:\/\/metro.co.uk\/2026\/10\/15\/ai-messing-memories-scientists-think-29711416\/?ico=more_text_links\" class=\"\" rel=\"nofollow noopener\" target=\"_blank\">Could AI be messing with our memories? Scientists think so<\/a><\/p>\n<p class=\"metro-more-link\">Arrow<br \/>\nMORE: <a data-ico=\"hyperlink-article\" href=\"https:\/\/metro.co.uk\/2026\/10\/12\/giant-tortoises-back-brink-extinction-now-outnumber-humans-seychelles-29699941\/?ico=more_text_links\" class=\"\" rel=\"nofollow noopener\" target=\"_blank\">Giant tortoises back from brink of extinction \u2013 and now outnumber humans in Seychelles<\/a><\/p>\n<p><a class=\"metro-button share-bar-comments\" data-vars-position=\"bottom\" href=\"#metro-comments-container\"><br \/>\n\t\t\tComment now<\/p>\n<p>\t\t\tComments<br \/>\n\t\t<\/a><a data-ico=\"hyperlink-article\" class=\"metro-button share-bar-preferred-source\" data-vars-position=\"bottom\" href=\"https:\/\/google.com\/preferences\/source?q=https:\/\/metro.co.uk\" target=\"_blank\" rel=\"nofollow noopener\"><br \/>\n\t\t\t\tAdd Metro as a Preferred Source on Google<\/p>\n<p>\t\t\t\tAdd as preferred source<br \/>\n\t\t\t<\/a>\t\t\t\t\t\t<\/p>\n<p>\t\t\t\tNews Updates<\/p>\n<p>Stay on top of the headlines with daily email updates.<\/p>\n","protected":false},"excerpt":{"rendered":"Could we get slimed? (Picture: Getty\/Metro) Scientists think they have discovered an entirely new type of object in&hellip;\n","protected":false},"author":2,"featured_media":885625,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[3,79,193,172],"class_list":["post-885624","post","type-post","status-publish","format-standard","has-post-thumbnail","category-science","tag-news","tag-science","tag-space","tag-tech"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/posts\/885624","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/comments?post=885624"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/posts\/885624\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/media\/885625"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/media?parent=885624"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/categories?post=885624"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/tags?post=885624"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}