{"id":2459473,"date":"2026-06-22T21:57:22","date_gmt":"2026-06-22T19:57:22","guid":{"rendered":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/"},"modified":"2026-07-21T13:54:10","modified_gmt":"2026-07-21T11:54:10","slug":"tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew","status":"publish","type":"post","link":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/","title":{"rendered":"The Soviet SR-71 That Never Flew"},"content":{"rendered":"<p><style>.et_pb_title_container h1.entry-title { padding-top: 40px !important; }<\/style><\/p>\r\n<p>Before the <a href=\"https:\/\/migflug.com\/aircraft\/sr-71-blackbird\">SR-71<\/a> Blackbird ever ripped across the sky, a Soviet aircraft designer was already trying to build something to beat it. His name was Pavel Tsybin, and his creation \u2014 the RSR \u2014 was meant to streak over the United States at three times the speed of sound, photographing everything below from the edge of space.<\/p>\r\n<p>Five of them were very nearly finished. Not a single one ever flew.<\/p>\r\n<p>The Tsybin RSR is one of aviation\u2019s great ghosts: a Mach 3 spy plane, conceived ahead of its American rival, killed at the last moment by politics and the limits of 1950s technology. Almost no images of it survive \u2014 which somehow only adds to the mystery.<\/p>\r\n\r\n<div style=\"background: #f1f3f5; border-radius: 8px; padding: 18px 22px; margin: 22px 0 26px; font-size: 15px; line-height: 1.7;\"><strong style=\"display: block; margin-bottom: 8px; font-size: 17px;\">Quick Facts<\/strong><strong>Aircraft:<\/strong> Tsybin RSR \u2014 Reaktivny Strategichesky Razvedchik (\u201cjet strategic reconnaissance\u201d)<br \/><strong>Designer:<\/strong> Pavel Tsybin, OKB-256<br \/><strong>Goal:<\/strong> Mach 3 at roughly 30 km altitude \u2014 overfly the USA<br \/><strong>Analog flown:<\/strong> NM-1 aerodynamic prototype, first flight 7 April 1959<br \/><strong>Built:<\/strong> Five R-020 airframes nearly complete by 1961 (10 more planned)<br \/><strong>Fate:<\/strong> Cancelled by Khrushchev \u2014 none ever flew<\/div>\r\n\r\n<h2 style=\"padding-top: 22px;\">A Spy Plane Before the Blackbird<\/h2>\r\n<p>The project began in 1954 as the RS, an exotic ramjet-powered supersonic bomber. By 1957 it had been reshaped into a pure reconnaissance aircraft \u2014 the RSR \u2014 designed to do exactly what the Americans would later build the <a href=\"https:\/\/migflug.com\/aircraft\/u-2-dragon-lady\">U-2<\/a> and SR-71 to do: fly so high and so fast that nothing could touch it, while cameras swept the ground far below.<\/p>\r\n<h2 style=\"padding-top: 22px;\">Radical by Any Standard<\/h2>\r\n<p>Everything about the RSR was built for one thing: straight, high, blisteringly fast flight. The fuselage was almost absurdly slender, with a fineness ratio of 18.6 \u2014 long and needle-like. The wing was a razor, just 2.5% thick and swept 58 degrees. The structure mixed aluminium with beryllium to save weight, the engines hung at the wingtips, and the controls were fully powered. It was stressed for a gentle load factor of 2.5 \u2014 this was no dogfighter; it was a thoroughbred sprinter.<\/p>\r\n\r\n<figure class=\"wp-block-image size-large\" style=\"margin: 0 0 24px;\"><img data-opt-id=1325712261  fetchpriority=\"high\" decoding=\"async\" class=\"skip-lazy\" style=\"display: block; width: 100%!important; max-width: 100%!important; height: auto!important; border-radius: 6px;\" src=\"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/06\/sr-71-blackbird-comparison.jpg\" alt=\"Lockheed SR-71 Blackbird in afterburner\" data-no-lazy=\"1\" \/>\r\n<figcaption style=\"font-size: 13px; color: #777; text-align: center; margin-top: 6px; font-style: italic;\">The Lockheed SR-71 Blackbird \u2014 the aircraft history remembers. Tsybin was chasing the same Mach 3 reconnaissance mission years before the Blackbird first flew. Photo: NASA \/ Wikimedia Commons<\/figcaption>\r\n<\/figure>\r\n\r\n<p>The video below tells the full story of how close the Soviets came.<\/p>\r\n\r\n<div style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; margin: 24px 0;\"><iframe class=\"skip-lazy\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; border-radius: 8px;\" src=\"https:\/\/www.youtube.com\/embed\/wi222dacILM\" allowfullscreen=\"allowfullscreen\" data-no-lazy=\"1\"><\/iframe><\/div>\r\n\r\n<h2 style=\"padding-top: 22px;\">The Analog That Flew<\/h2>\r\n<p>To prove the daring layout, Tsybin\u2019s team built the NM-1 \u2014 a full-size, low-speed aerodynamic stand-in \u2014 which first flew on 7 April 1959. It validated the shape. But the real RSR needed high-performance engines to reach Mach 3, and those engines simply were not ready.<\/p>\r\n<h2 style=\"padding-top: 22px;\">Five Airframes, No Engines, No Future<\/h2>\r\n<p>By April 1961, five R-020 airframes stood virtually complete on the factory floor, waiting only for their powerplants, with ten more planned. Then Nikita Khrushchev pulled the plug. Convinced the future belonged to ballistic missiles and reconnaissance satellites rather than manned spy planes, he cancelled the programme outright. The nearly finished aircraft never flew.<\/p>\r\n<p>A few years later, the SR-71 became one of the most famous aircraft ever built. The Tsybin RSR became a footnote and a handful of line drawings. It is a quietly haunting kind of story \u2014 machines completed in metal, sitting ready, and never given the engines to draw a single breath of flight.<\/p>\r\n\r\n<div style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; margin: 24px 0;\"><iframe class=\"skip-lazy\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; border-radius: 8px;\" src=\"https:\/\/www.youtube.com\/embed\/6N1xv5APS-I\" allowfullscreen=\"allowfullscreen\" data-no-lazy=\"1\"><\/iframe><\/div>\r\n\r\n<p><em>Sources: Wikipedia (Tsybin RSR); testpilot.ru; The National Interest; 19FortyFive; Hush-Kit.<\/em><\/p>\r\n<!-- mf-faq -->\r\n\r\n\r\n<div class=\"mf-faq-block\"><style>.mf-faq-block{margin:34px 0}.mf-faq-item:not([open]) .mf-faq-answer{display:none !important}.mf-faq-block h2.mf-faq-h{padding-top:22px;margin-bottom:14px}.mf-faq-item{border:1px solid #e2e8f5;border-radius:8px;margin:0 0 10px;background:#fff}.mf-faq-item summary{list-style:none;cursor:pointer;padding:15px 50px 15px 18px;font-weight:600;color:#1a1a1a;position:relative;line-height:1.45;user-select:none}.mf-faq-item summary::-webkit-details-marker{display:none}.mf-faq-item summary::after{content:\"+\";position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:1.5em;font-weight:400;color:#5C91FF;line-height:1}.mf-faq-item[open] summary::after{content:\"\\2013\"}.mf-faq-item[open] summary{border-bottom:1px solid #eef1f8}.mf-faq-item summary:hover{background:#f5f8ff}.mf-faq-answer{padding:14px 18px;color:#333;line-height:1.6}.mf-faq-answer p{margin:0}.mf-faq-answer a{color:#5C91FF}<\/style>\r\n<h2 class=\"mf-faq-h\">Related Questions<\/h2>\r\n<details class=\"mf-faq-item\">\r\n<summary>What was the Tsybin RSR?<\/summary>\r\n<div class=\"mf-faq-answer\">\r\n<p>The Tsybin RSR (Reaktivny Strategichesky Razvedchik) was a Soviet Mach 3 strategic reconnaissance aircraft designed in the late 1950s to overfly the United States from roughly 30 km altitude. Conceived years before the SR-71 Blackbird flew, five airframes were nearly complete by 1961, but not a single one ever flew.<\/p>\r\n<\/div>\r\n<\/details><details class=\"mf-faq-item\">\r\n<summary>Who designed the Tsybin RSR?<\/summary>\r\n<div class=\"mf-faq-answer\">\r\n<p>The RSR was designed by Pavel Tsybin at the OKB-256 design bureau. The project began in 1954 as the RS, an exotic ramjet-powered supersonic bomber, and by 1957 had been reshaped into a pure reconnaissance aircraft meant to fly so high and fast that nothing could intercept it.<\/p>\r\n<\/div>\r\n<\/details><details class=\"mf-faq-item\">\r\n<summary>Why was the Tsybin RSR cancelled?<\/summary>\r\n<div class=\"mf-faq-answer\">\r\n<p>Soviet leader Nikita Khrushchev cancelled the RSR in 1961, convinced the future of reconnaissance lay with ballistic missiles and spy satellites rather than manned aircraft. By April 1961, five R-020 airframes stood virtually complete, waiting only for engines that were never ready, with ten more planned.<\/p>\r\n<\/div>\r\n<\/details><details class=\"mf-faq-item\">\r\n<summary>Did the Tsybin RSR ever fly?<\/summary>\r\n<div class=\"mf-faq-answer\">\r\n<p>No production RSR ever flew. Its powerful engines were never ready, and the programme was cancelled before any airframe was completed. Only a low-speed aerodynamic analogue, the NM-1, actually flew \u2014 making its first flight on 7 April 1959 to validate the radical shape.<\/p>\r\n<\/div>\r\n<\/details><details class=\"mf-faq-item\">\r\n<summary>How fast was the Tsybin RSR meant to fly?<\/summary>\r\n<div class=\"mf-faq-answer\">\r\n<p>The RSR was designed to cruise at Mach 3 \u2014 three times the speed of sound \u2014 at roughly 30 km altitude, the same high-and-fast profile the Americans later achieved with the SR-71. Its needle fuselage had a fineness ratio of 18.6, and its razor-thin wing was just 2.5% thick and swept 58 degrees.<\/p>\r\n<\/div>\r\n<\/details><details class=\"mf-faq-item\">\r\n<summary>What was the NM-1 aircraft?<\/summary>\r\n<div class=\"mf-faq-answer\">\r\n<p>The NM-1 was a full-size, low-speed aerodynamic stand-in built by Tsybin's team to prove the RSR's daring layout. It first flew on 7 April 1959 and validated the shape, but the real RSR still needed high-performance engines to reach Mach 3 \u2014 engines that were never delivered.<\/p>\r\n<\/div>\r\n<\/details><details class=\"mf-faq-item\">\r\n<summary>Was the Soviet Union ahead of the SR-71 Blackbird?<\/summary>\r\n<div class=\"mf-faq-answer\">\r\n<p>On paper, yes \u2014 Tsybin chased the same Mach 3 reconnaissance mission years before the SR-71 first flew. But the Soviets could not build engines to match the ambition, and the project died. The Blackbird, by contrast, entered service and became legendary, even <a href=\"https:\/\/migflug.com\/jetflights\/sweden-viggen-saved-sr-71-blackbird-1987-baltic\/\">being escorted to safety by Swedish fighters<\/a> after a 1987 emergency.<\/p>\r\n<\/div>\r\n<\/details><\/div>\r\n<p><script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What was the Tsybin RSR?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The Tsybin RSR (Reaktivny Strategichesky Razvedchik) was a Soviet Mach 3 strategic reconnaissance aircraft designed in the late 1950s to overfly the United States from roughly 30 km altitude. Conceived years before the SR-71 Blackbird flew, five airframes were nearly complete by 1961, but not a single one ever flew.\"}},{\"@type\":\"Question\",\"name\":\"Who designed the Tsybin RSR?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The RSR was designed by Pavel Tsybin at the OKB-256 design bureau. The project began in 1954 as the RS, an exotic ramjet-powered supersonic bomber, and by 1957 had been reshaped into a pure reconnaissance aircraft meant to fly so high and fast that nothing could intercept it.\"}},{\"@type\":\"Question\",\"name\":\"Why was the Tsybin RSR cancelled?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Soviet leader Nikita Khrushchev cancelled the RSR in 1961, convinced the future of reconnaissance lay with ballistic missiles and spy satellites rather than manned aircraft. By April 1961, five R-020 airframes stood virtually complete, waiting only for engines that were never ready, with ten more planned.\"}},{\"@type\":\"Question\",\"name\":\"Did the Tsybin RSR ever fly?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No production RSR ever flew. Its powerful engines were never ready, and the programme was cancelled before any airframe was completed. Only a low-speed aerodynamic analogue, the NM-1, actually flew \u2014 making its first flight on 7 April 1959 to validate the radical shape.\"}},{\"@type\":\"Question\",\"name\":\"How fast was the Tsybin RSR meant to fly?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The RSR was designed to cruise at Mach 3 \u2014 three times the speed of sound \u2014 at roughly 30 km altitude, the same high-and-fast profile the Americans later achieved with the SR-71. Its needle fuselage had a fineness ratio of 18.6, and its razor-thin wing was just 2.5% thick and swept 58 degrees.\"}},{\"@type\":\"Question\",\"name\":\"What was the NM-1 aircraft?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The NM-1 was a full-size, low-speed aerodynamic stand-in built by Tsybin's team to prove the RSR's daring layout. It first flew on 7 April 1959 and validated the shape, but the real RSR still needed high-performance engines to reach Mach 3 \u2014 engines that were never delivered.\"}},{\"@type\":\"Question\",\"name\":\"Was the Soviet Union ahead of the SR-71 Blackbird?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"On paper, yes \u2014 Tsybin chased the same Mach 3 reconnaissance mission years before the SR-71 first flew. But the Soviets could not build engines to match the ambition, and the project died. The Blackbird, by contrast, entered service and became legendary, even <a href=\\\"https:\/\/migflug.com\/jetflights\/sweden-viggen-saved-sr-71-blackbird-1987-baltic\/\\\">being escorted to safety by Swedish fighters<\/a> after a 1987 emergency.\"}}]}<\/script><!-- \/mf-faq -->","protected":false},"excerpt":{"rendered":"<p>Before the SR-71 Blackbird ever ripped across the sky, a Soviet aircraft designer was already trying to build something to beat it. His name was Pavel Tsybin, and his creation \u2014 the RSR \u2014 was meant to streak over the United States at three times the speed of sound, photographing everything below from the edge [&hellip;]<\/p>\n","protected":false},"author":27,"featured_media":2459389,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"editor_notices":[],"footnotes":""},"categories":[664],"tags":[],"class_list":["post-2459473","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-military-aviation"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Tsybin RSR: The Soviet SR-71 That Never Flew<\/title>\n<meta name=\"description\" content=\"The Tsybin RSR was meant to cross the US at Mach 3 before the SR-71 existed \u2014 five were nearly finished, and not a single one ever flew.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tsybin RSR: The Soviet SR-71 That Never Flew\" \/>\n<meta property=\"og:description\" content=\"The Tsybin RSR was meant to cross the US at Mach 3 before the SR-71 existed \u2014 five were nearly finished, and not a single one ever flew.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/\" \/>\n<meta property=\"og:site_name\" content=\"Afterburner - MiGFlug&#039;s Magazine\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/MiGFlug\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-06-22T19:57:22+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-21T11:54:10+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/06\/tsybin-rsr-three-view-schematic.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"970\" \/>\n\t<meta property=\"og:image:height\" content=\"570\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Connor Kerr\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@migflug\" \/>\n<meta name=\"twitter:site\" content=\"@migflug\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Connor Kerr\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/\"},\"author\":{\"name\":\"Connor Kerr\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#\\\/schema\\\/person\\\/bc7f2d09b1d7111c45fdb1335b8f2cf9\"},\"headline\":\"The Soviet SR-71 That Never Flew\",\"datePublished\":\"2026-06-22T19:57:22+00:00\",\"dateModified\":\"2026-07-21T11:54:10+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/\"},\"wordCount\":889,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\/\\/migflug.com\\/jetflights\\/wp-content\\/uploads\\/sites\\/4\\/2026\\/06\\/tsybin-rsr-three-view-schematic.jpg\",\"articleSection\":[\"Military Aviation\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/\",\"url\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/\",\"name\":\"Tsybin RSR: The Soviet SR-71 That Never Flew\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\/\\/migflug.com\\/jetflights\\/wp-content\\/uploads\\/sites\\/4\\/2026\\/06\\/tsybin-rsr-three-view-schematic.jpg\",\"datePublished\":\"2026-06-22T19:57:22+00:00\",\"dateModified\":\"2026-07-21T11:54:10+00:00\",\"description\":\"The Tsybin RSR was meant to cross the US at Mach 3 before the SR-71 existed \u2014 five were nearly finished, and not a single one ever flew.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/#primaryimage\",\"url\":\"https:\\/\\/migflug.com\\/jetflights\\/wp-content\\/uploads\\/sites\\/4\\/2026\\/06\\/tsybin-rsr-three-view-schematic.jpg\",\"contentUrl\":\"https:\\/\\/migflug.com\\/jetflights\\/wp-content\\/uploads\\/sites\\/4\\/2026\\/06\\/tsybin-rsr-three-view-schematic.jpg\",\"width\":970,\"height\":570,\"caption\":\"Tsybin Rsr Three View Schematic\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Startseite\",\"item\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"The Soviet SR-71 That Never Flew\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#website\",\"url\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/\",\"name\":\"Afterburner - MiGFlug's Magazine\",\"description\":\"for those interested in flying military jets and aviation related  topics\",\"publisher\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#organization\",\"name\":\"MiGFlug GmbH\",\"url\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\/\\/ml5psubhxdln.i.optimole.com\\/cb:0e0_.b970\\/w:897\\/h:278\\/q:mauto\\/ig:avif\\/https:\\/\\/migflug.com\\/jetflights\\/wp-content\\/uploads\\/sites\\/4\\/2026\\/06\\/MIGFLUG_LOGO-no-background.png\",\"contentUrl\":\"https:\\/\\/ml5psubhxdln.i.optimole.com\\/cb:0e0_.b970\\/w:897\\/h:278\\/q:mauto\\/ig:avif\\/https:\\/\\/migflug.com\\/jetflights\\/wp-content\\/uploads\\/sites\\/4\\/2026\\/06\\/MIGFLUG_LOGO-no-background.png\",\"width\":897,\"height\":278,\"caption\":\"MiGFlug GmbH\"},\"image\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/MiGFlug\\\/\",\"https:\\\/\\\/x.com\\\/migflug\",\"https:\\\/\\\/www.instagram.com\\\/migflug\\\/\",\"https:\\\/\\\/www.youtube.com\\\/user\\\/MiGFlug\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/migflug.com\\\/\",\"https:\\\/\\\/www.pinterest.ch\\\/migflug\\\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#\\\/schema\\\/person\\\/bc7f2d09b1d7111c45fdb1335b8f2cf9\",\"name\":\"Connor Kerr\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ed6d7365eb237a1c91b800bf8dfeb14b8e30a3712ed7fec9e18a70088fc423a9?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ed6d7365eb237a1c91b800bf8dfeb14b8e30a3712ed7fec9e18a70088fc423a9?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ed6d7365eb237a1c91b800bf8dfeb14b8e30a3712ed7fec9e18a70088fc423a9?s=96&d=mm&r=g\",\"caption\":\"Connor Kerr\"},\"description\":\"Connor Kerr writes MiGFlug\u2019s long-form features \u2014 aviation history, how-it-works explainers and the stories behind the headlines.\",\"url\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/author\\\/connorkerr\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Tsybin RSR: The Soviet SR-71 That Never Flew","description":"The Tsybin RSR was meant to cross the US at Mach 3 before the SR-71 existed \u2014 five were nearly finished, and not a single one ever flew.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/","og_locale":"en_US","og_type":"article","og_title":"Tsybin RSR: The Soviet SR-71 That Never Flew","og_description":"The Tsybin RSR was meant to cross the US at Mach 3 before the SR-71 existed \u2014 five were nearly finished, and not a single one ever flew.","og_url":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/","og_site_name":"Afterburner - MiGFlug's Magazine","article_publisher":"https:\/\/www.facebook.com\/MiGFlug\/","article_published_time":"2026-06-22T19:57:22+00:00","article_modified_time":"2026-07-21T11:54:10+00:00","og_image":[{"width":970,"height":570,"url":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/06\/tsybin-rsr-three-view-schematic.jpg","type":"image\/jpeg"}],"author":"Connor Kerr","twitter_card":"summary_large_image","twitter_creator":"@migflug","twitter_site":"@migflug","twitter_misc":{"Written by":"Connor Kerr","Est. reading time":"6 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/#article","isPartOf":{"@id":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/"},"author":{"name":"Connor Kerr","@id":"https:\/\/migflug.com\/jetflights\/#\/schema\/person\/bc7f2d09b1d7111c45fdb1335b8f2cf9"},"headline":"The Soviet SR-71 That Never Flew","datePublished":"2026-06-22T19:57:22+00:00","dateModified":"2026-07-21T11:54:10+00:00","mainEntityOfPage":{"@id":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/"},"wordCount":889,"commentCount":0,"publisher":{"@id":"https:\/\/migflug.com\/jetflights\/#organization"},"image":{"@id":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/#primaryimage"},"thumbnailUrl":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/06\/tsybin-rsr-three-view-schematic.jpg","articleSection":["Military Aviation"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/","url":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/","name":"Tsybin RSR: The Soviet SR-71 That Never Flew","isPartOf":{"@id":"https:\/\/migflug.com\/jetflights\/#website"},"primaryImageOfPage":{"@id":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/#primaryimage"},"image":{"@id":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/#primaryimage"},"thumbnailUrl":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/06\/tsybin-rsr-three-view-schematic.jpg","datePublished":"2026-06-22T19:57:22+00:00","dateModified":"2026-07-21T11:54:10+00:00","description":"The Tsybin RSR was meant to cross the US at Mach 3 before the SR-71 existed \u2014 five were nearly finished, and not a single one ever flew.","breadcrumb":{"@id":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/#primaryimage","url":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/06\/tsybin-rsr-three-view-schematic.jpg","contentUrl":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/06\/tsybin-rsr-three-view-schematic.jpg","width":970,"height":570,"caption":"Tsybin Rsr Three View Schematic"},{"@type":"BreadcrumbList","@id":"https:\/\/migflug.com\/jetflights\/tsybin-rsr-soviet-sr-71-mach-3-spy-plane-that-never-flew\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Startseite","item":"https:\/\/migflug.com\/jetflights\/"},{"@type":"ListItem","position":2,"name":"The Soviet SR-71 That Never Flew"}]},{"@type":"WebSite","@id":"https:\/\/migflug.com\/jetflights\/#website","url":"https:\/\/migflug.com\/jetflights\/","name":"Afterburner - MiGFlug's Magazine","description":"for those interested in flying military jets and aviation related  topics","publisher":{"@id":"https:\/\/migflug.com\/jetflights\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/migflug.com\/jetflights\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/migflug.com\/jetflights\/#organization","name":"MiGFlug GmbH","url":"https:\/\/migflug.com\/jetflights\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/migflug.com\/jetflights\/#\/schema\/logo\/image\/","url":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:897\/h:278\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/06\/MIGFLUG_LOGO-no-background.png","contentUrl":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:897\/h:278\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/06\/MIGFLUG_LOGO-no-background.png","width":897,"height":278,"caption":"MiGFlug GmbH"},"image":{"@id":"https:\/\/migflug.com\/jetflights\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/MiGFlug\/","https:\/\/x.com\/migflug","https:\/\/www.instagram.com\/migflug\/","https:\/\/www.youtube.com\/user\/MiGFlug","https:\/\/www.linkedin.com\/company\/migflug.com\/","https:\/\/www.pinterest.ch\/migflug\/"]},{"@type":"Person","@id":"https:\/\/migflug.com\/jetflights\/#\/schema\/person\/bc7f2d09b1d7111c45fdb1335b8f2cf9","name":"Connor Kerr","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/ed6d7365eb237a1c91b800bf8dfeb14b8e30a3712ed7fec9e18a70088fc423a9?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/ed6d7365eb237a1c91b800bf8dfeb14b8e30a3712ed7fec9e18a70088fc423a9?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/ed6d7365eb237a1c91b800bf8dfeb14b8e30a3712ed7fec9e18a70088fc423a9?s=96&d=mm&r=g","caption":"Connor Kerr"},"description":"Connor Kerr writes MiGFlug\u2019s long-form features \u2014 aviation history, how-it-works explainers and the stories behind the headlines.","url":"https:\/\/migflug.com\/jetflights\/author\/connorkerr\/"}]}},"_links":{"self":[{"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/posts\/2459473","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/users\/27"}],"replies":[{"embeddable":true,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/comments?post=2459473"}],"version-history":[{"count":6,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/posts\/2459473\/revisions"}],"predecessor-version":[{"id":6586771,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/posts\/2459473\/revisions\/6586771"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/media\/2459389"}],"wp:attachment":[{"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/media?parent=2459473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/categories?post=2459473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/tags?post=2459473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}