{"id":95369,"date":"2025-05-12T13:01:07","date_gmt":"2025-05-12T13:01:07","guid":{"rendered":"https:\/\/www.europesays.com\/uk\/95369\/"},"modified":"2025-05-12T13:01:07","modified_gmt":"2025-05-12T13:01:07","slug":"failed-soviet-probe-plunges-back-to-earth-after-53-years-stuck-in-orbit-sciencealert","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/uk\/95369\/","title":{"rendered":"Failed Soviet Probe Plunges Back to Earth After 53 Years Stuck in Orbit : ScienceAlert"},"content":{"rendered":"<p>A spacecraft that got stuck in Earth orbit after a failed attempt to travel to  <a href=\"https:\/\/www.sciencealert.com\/venus\" class=\"lar_link lar_link_outgoing\" data-linkid=\"73074\" data-postid=\"160955\" rel=\"nofollow noopener\" target=\"_self\">Venus<\/a> more than 50 years ago has finally returned to Earth.<\/p>\n<p><a href=\"https:\/\/www.sciencealert.com\/history-crashes-to-earth-the-long-journey-of-venus-probe-kosmos-482\" target=\"_blank\" rel=\"noopener\">Kosmos 482<\/a>, the last remnant of the Soviet Venus exploration program, plunged on an uncontrolled reentry back into Earth&#8217;s atmosphere on 10 May 2025, just over 53 years after it was dispatched on its mission on 31 March 1972.<\/p>\n<p>Because Kosmos 482 was built to withstand <a href=\"https:\/\/www.sciencealert.com\/scientists-have-a-radical-plan-to-grab-a-sample-of-venuss-toxic-atmosphere\" target=\"_blank\" rel=\"noopener\">conditions on Venus<\/a> \u2013 scorching temperatures averaging 464 \u00b0C (867 \u00b0F), acid rain, and crushing atmospheric pressure \u2013 scientists had hypothesized that the 495-kilogram (1,091-pound) lander might at least partially survive atmospheric entry.<\/p>\n<p>However, according to Russia&#8217;s government space agency, the spacecraft probably fell into the ocean. Which would be unsurprising, given that some <a href=\"https:\/\/www.usbr.gov\/mp\/arwec\/water-facts-ww-water-sup.html\" target=\"_blank\" rel=\"noopener\">71 percent of Earth&#8217;s surface<\/a> is covered by water.<\/p>\n<\/p>\n<p>&#8220;The Kosmos-482 spacecraft, launched in 1972, ceased to exist, deorbiting and falling into the Indian Ocean,&#8221; <a href=\"https:\/\/t.me\/roscosmos_gk\/17407\">Roscosmos wrote in a Telegram post<\/a> on May 10.<\/p>\n<p>&#8220;According to calculations by specialists from <a href=\"https:\/\/en.wikipedia.org\/wiki\/TsNIIMash\" target=\"_blank\" rel=\"noopener\">TsNIIMash<\/a> (part of Roscosmos), the spacecraft entered the dense layers of the atmosphere at 09:24 Moscow time [06:24 UTC], 560 kilometers west of Middle Andaman Island, and fell into the Indian Ocean west of Jakarta.&#8221;<\/p>\n<p>Astronomer Marco Langbroek of SatTrackCam Leiden, a satellite tracking facility in the Netherlands, <a href=\"https:\/\/sattrackcam.blogspot.com\/2025\/04\/kosmos-842-descent-craft-reentry.html\" target=\"_blank\" rel=\"noopener\">says<\/a> some uncertainty remains about Kosmos 482&#8217;s final resting place, since the Roscosmos calculations are not based on observation, but modeling.<\/p>\n<p>However, the European Space Agency estimates the time of entry at 06:16 UTC, and the Technical University of Denmark estimates it at <a href=\"https:\/\/sattrackcam.blogspot.com\/2025\/04\/kosmos-842-descent-craft-reentry.html\" target=\"_blank\" rel=\"noopener\">06:40 UTC<\/a>. The Roscosmos estimate sits nicely in the middle of the two estimates.<\/p>\n<p>The Indian Ocean, Langbroek says, is the most likely place for the spacecraft to have splashed down. We won&#8217;t know for sure until more data is in.<\/p>\n<p>For now, we&#8217;ll just have to settle for knowing that it did come down, and didn&#8217;t <a href=\"https:\/\/www.sciencealert.com\/if-space-junk-falls-on-your-house-are-there-laws-to-protect-you\" target=\"_blank\" rel=\"noopener\">land in a place<\/a> where it&#8217;s going to cause any problems, which is a nice win for humanity, all things considered.<\/p>\n<p>You can <a href=\"https:\/\/www.sciencealert.com\/history-crashes-to-earth-the-long-journey-of-venus-probe-kosmos-482\" target=\"_blank\" rel=\"noopener\">read more about the wild history of Kosmos 482 here<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"A spacecraft that got stuck in Earth orbit after a failed attempt to travel to Venus more than&hellip;\n","protected":false},"author":2,"featured_media":95370,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[120,70,16,15],"class_list":{"0":"post-95369","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-science","8":"tag-msft-content","9":"tag-science","10":"tag-uk","11":"tag-united-kingdom"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@uk\/114494995501778845","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts\/95369","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/comments?post=95369"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts\/95369\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/media\/95370"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/media?parent=95369"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/categories?post=95369"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/tags?post=95369"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}