{"id":41664,"date":"2026-07-20T11:23:04","date_gmt":"2026-07-20T09:23:04","guid":{"rendered":"https:\/\/rinconeducativo.org\/recursos-educativos\/rover-perserverance-consquista-marte-gracias-tecnologia-nuclear\/"},"modified":"2026-07-20T11:31:34","modified_gmt":"2026-07-20T09:31:34","slug":"perseverance-rover-conquers-mars-thanks-nuclear-technology","status":"publish","type":"re_recurso","link":"https:\/\/rinconeducativo.org\/en\/recursos-educativos\/perseverance-rover-conquers-mars-thanks-nuclear-technology\/","title":{"rendered":"The Perseverance rover conquers Mars thanks to nuclear technology"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1181\" height=\"627\" src=\"https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/Perseverance_Robot_NASA.png\" alt=\"\" class=\"wp-image-41654\" style=\"aspect-ratio:1.8836060404330612;width:435px;height:auto\" srcset=\"https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/Perseverance_Robot_NASA.png 1181w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/Perseverance_Robot_NASA-500x265.png 500w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/Perseverance_Robot_NASA-768x408.png 768w\" sizes=\"auto, (max-width: 1181px) 100vw, 1181px\" \/><\/figure>\n<\/div>\n\n\n<p><em>Perseverance <\/em>is a highly sophisticated mobile laboratory classified as a robotic space exploration vehicle (rover). Developed by NASA\u2019s Jet Propulsion Laboratory (JPL), the vehicle has a mass of 1,025 kilograms and dimensions similar to those of a compact car, making it one of the heaviest and most advanced mechanical devices ever sent to another planet.<\/p>\n\n\n\n<p>Unlike previous missions, which focused primarily on the search for liquid water, Perseverance\u2019s operational framework is designed to fulfil four primary scientific objectives:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Astrobiology<\/strong>: To identify habitable environments in Mars\u2019 geological past and search for biosignatures (evidence of ancient microbial life).<\/li>\n\n\n\n<li><strong>Geological characterisation:<\/strong> To analyse the composition of rocks and regolith to reconstruct the crater\u2019s climatic and geological history.<\/li>\n\n\n\n<li><strong>Sample caching: <\/strong>Drilling, extracting and sealing tubes containing surface rock samples so that they can be retrieved and brought back to Earth by a future joint NASA\u2013ESA mission.<\/li>\n\n\n\n<li><strong>Preparation for human exploration: <\/strong>Testing life-support technologies and in-situ resource utilisation (ISRU), such as the MOXIE instrument, which is designed to produce oxygen from carbon dioxide in the Martian atmosphere.<\/li>\n<\/ul>\n\n\n\n<p>To carry out this series of experiments simultaneously and to drive its six wheels millions of kilometres from Earth across rugged terrain, the rover requires a constant power supply that is unaffected by Martian weather conditions. This is where materials engineering and nuclear physics become essential.<\/p>\n\n\n\n<p>For the Mars 2020 mission, NASA replaced the traditional reliance on photovoltaics with an advanced nuclear engineering solution on board the Perseverance rover. This system not only provides the electrical power required for its analytical instruments, but also ensures thermal control of the vehicle\u2019s critical components in extreme environmental conditions. On 18 February 2021, the Perseverance rover, equipped with nuclear technology, successfully reached Mars.<\/p>\n\n\n\n<p>Solar panels have been space exploration\u2019s best friends for decades, but on Mars they present two major drawbacks:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Martian dust<\/strong>: Global dust storms cover the rovers\u2019 solar panels, drastically reducing their ability to generate electricity. This was, in fact, the cause of the \u2018demise\u2019 of the legendary Spirit and Opportunity rovers.<\/li>\n\n\n\n<li><strong>Martian nights and winter: <\/strong>Temperatures in Jezero Crater (where Perseverance is operating) can drop below -90 \u00b0C. Without a constant power supply, the robot\u2019s delicate electronic systems would freeze and break down.<\/li>\n<\/ol>\n\n\n\n<p>To prevent this, NASA has equipped Perseverance with a fully self-sustaining power supply using nuclear energy.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"MMRTG: the Perseverance\u2019s nuclear power generator\">MMRTG: el generador nuclear del Perserverance<\/a><\/h2>\n\n\n\n<p>The rover does not carry a traditional nuclear reactor (such as that found in a power station on Earth), but rather a device known as a <a href=\"https:\/\/rinconeducativo.org\/en\/recursos-educativos\/nuclear-technology-applied-space-exploration\/\" target=\"_blank\" rel=\"noreferrer noopener\">Multi-Mission Radioisotope Thermoelectric Generator (MMRTG).<\/a><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"810\" src=\"https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/MMRTG_Perseverance_Fred-Prouser_REUTERS.jpg\" alt=\"\" class=\"wp-image-41660\" style=\"width:440px;height:auto\" srcset=\"https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/MMRTG_Perseverance_Fred-Prouser_REUTERS.jpg 1200w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/MMRTG_Perseverance_Fred-Prouser_REUTERS-500x338.jpg 500w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/MMRTG_Perseverance_Fred-Prouser_REUTERS-768x518.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption class=\"wp-element-caption\"><em>Source: REUTERS\/Fred Prouser<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<p>This cylinder, located at the rear of the robot, operates based on a very simple yet effective physical principle:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>The fuel consists of around 4.8 kg of plutonium-238 dioxide. <\/strong>This radioactive isotope does not produce a chain reaction, but decays naturally and continuously, generating an enormous amount of heat.<\/li>\n\n\n\n<li><strong>Conversion to electricity: <\/strong>The MMRTG utilises the Seebeck effect via components known as thermocouples. By creating a temperature difference between the hot interior of the generator (due to the plutonium) and the cold exterior of Mars, a direct current is generated.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>This system provides around 110 watts of constant electrical power to the rover, 24 hours a day, 365 days a year (Earth years), regardless of whether there are dust storms or it is night-time.<\/p>\n\n\n\n<p>Although 110 watts may seem like a small amount of power (barely enough to light a standard light bulb or power a modern laptop), the MMRTG\u2019s real \u2018superpower\u2019 is its <strong>waste heat<\/strong>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"773\" height=\"461\" src=\"https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/Helicoptero-Ingenuity_volando-cerca-Perseverance_Imagen-Virtual_NASA.png\" alt=\"\" class=\"wp-image-41656\" style=\"width:457px;height:auto\" srcset=\"https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/Helicoptero-Ingenuity_volando-cerca-Perseverance_Imagen-Virtual_NASA.png 773w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/Helicoptero-Ingenuity_volando-cerca-Perseverance_Imagen-Virtual_NASA-500x298.png 500w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2026\/07\/Helicoptero-Ingenuity_volando-cerca-Perseverance_Imagen-Virtual_NASA-768x458.png 768w\" sizes=\"auto, (max-width: 773px) 100vw, 773px\" \/><\/figure>\n<\/div>\n\n\n<p>Heat that is not converted into electricity is not wasted. It is pumped through a series of tubes filled with coolant throughout the rover\u2019s body, keeping the computers, batteries and scientific instruments at a \u2018comfortable\u2019 operating temperature. It is, quite literally, Perseverance\u2019s central heating.<\/p>\n\n\n\n<p>Perseverance has also been used to charge a set of lithium-ion batteries that have provided sufficient energy density to power a robotic helicopter, called Ingenuity, to carry out short flights over the surface of Mars, as well as enabling it to survive the cold Martian night \u2013 with temperatures of minus 90 degrees Celsius \u2013 without damaging its instruments.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The Future: From Nuclear Propulsion to Human Bases<\/h2>\n\n\n\n<p>The success of Perseverance and its predecessor, Curiosity, cements nuclear power as the cornerstone of deep-space exploration. The guaranteed lifespan of plutonium-238 ensures that the rover will be able to continue travelling and analysing Martian soil samples for at least 14 years.<\/p>\n\n\n\n<p>Looking to the future, NASA and other space agencies are already working on small-scale fission reactors (such as the Kilopower project) that will not only provide power for future astronauts on the Moon and Mars, but will also enable the development of <strong>nuclear thermal propulsion<\/strong>, halving journey times from Earth.<\/p>\n\n\n\n<p>Perseverance shows us that, to uncover the secrets of other worlds\u2019 pasts, we must first master the most fundamental forces of our own.<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>erseverance is a highly sophisticated mobile laboratory classified as a robotic space exploration vehicle (rover). Developed by NASA\u2019s Jet Propulsion Laboratory (JPL), the vehicle has a mass of 1,025 kilograms and dimensions similar to those of a compact car, making it one of the heaviest and most advanced mechanical devices ever sent to another planet.<\/p>\n","protected":false},"author":1088,"featured_media":41655,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[],"edad":[7139,7161,7137,7140],"recursos_tipo":[7270],"recursos_tema":[7170,7175],"clasificacion_anterior":[],"class_list":["post-41664","re_recurso","type-re_recurso","status-publish","has-post-thumbnail","hentry","edad-mas-16-en","edad-06-12-years-old","edad-de-12-a-16-en","edad-todas-las-edades-en","recursos_tipo-theory","recursos_tema-applications","recursos_tema-other"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>The Perseverance rover conquers Mars thanks to nuclear technology - Rinc\u00f3n educativo<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rinconeducativo.org\/en\/recursos-educativos\/perseverance-rover-conquers-mars-thanks-nuclear-technology\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The Perseverance rover conquers Mars thanks to nuclear technology - Rinc\u00f3n educativo\" \/>\n<meta property=\"og:description\" content=\"erseverance is a highly sophisticated mobile laboratory classified as a robotic space exploration vehicle (rover). 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