{"id":87309,"date":"2025-06-01T06:39:52","date_gmt":"2025-06-01T06:39:52","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=87309"},"modified":"2025-06-01T06:39:52","modified_gmt":"2025-06-01T06:39:52","slug":"the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/","title":{"rendered":"The European Space Agency (ESA) successfully landed a spacecraft on a"},"content":{"rendered":"<p>The European Space Agency (ESA) successfully landed a spacecraft on a speeding comet that lies 310 million miles away from Earth. As a result, the scientists may find out<\/p>\n<p>[amp_mcq option1=&#8221;the age of the Sun&#8221; option2=&#8221;the age of the Universe&#8221; option3=&#8221;new fundamental atomic particles&#8221; option4=&#8221;the role of the comets in bringing organic matter and water to Earth&#8221; correct=&#8221;option4&#8243;]<\/p>\n<div class=\"psc-box-pyq-exam-year-detail\">\n<div class=\"pyq-exam\">\n<div class=\"psc-heading\">This question was previously asked in<\/div>\n<div class=\"psc-title line-ellipsis\">UPSC NDA-1 &#8211; 2015<\/div>\n<\/div>\n<div class=\"pyq-exam-psc-buttons\"><a href=\"\/pyq\/pyq-upsc-nda-1-2015.pdf\" target=\"_blank\" class=\"psc-pdf-button\" rel=\"noopener\">Download PDF<\/a><a href=\"\/pyq-upsc-nda-1-2015\" target=\"_blank\" class=\"psc-attempt-button\" rel=\"noopener\">Attempt Online<\/a><\/div>\n<\/div>\n<section id=\"pyq-correct-answer\">\nThe European Space Agency&#8217;s (ESA) Rosetta mission, which included the Philae lander, successfully landed on comet 67P\/Churyumov\u2013Gerasimenko in November 2014. Comets are believed to be pristine remnants from the formation of the solar system, preserving material from that era. A major scientific objective of studying comets is to understand their composition, including water and organic molecules, and their potential role in delivering these crucial building blocks to early Earth, which could have been significant for the origin of life.<br \/>\n<\/section>\n<section id=\"pyq-key-points\">\nComet missions like Rosetta aim to study the composition of comets to understand the early solar system and their potential role in delivering water and organic matter to Earth.<br \/>\n<\/section>\n<section id=\"pyq-additional-information\">\nThe Rosetta mission orbited the comet for over two years, studying it extensively, while Philae provided data from the surface, although its power source was limited due to landing in a shaded location.<br \/>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>The European Space Agency (ESA) successfully landed a spacecraft on a speeding comet that lies 310 million miles away from Earth. As a result, the scientists may find out [amp_mcq option1=&#8221;the age of the Sun&#8221; option2=&#8221;the age of the Universe&#8221; option3=&#8221;new fundamental atomic particles&#8221; option4=&#8221;the role of the comets in bringing organic matter and water &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"The European Space Agency (ESA) successfully landed a spacecraft on a\" class=\"read-more button\" href=\"https:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/#more-87309\">Detailed Solution<span class=\"screen-reader-text\">The European Space Agency (ESA) successfully landed a spacecraft on a<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1093],"tags":[1443,1198],"class_list":["post-87309","post","type-post","status-publish","format-standard","hentry","category-upsc-nda-1","tag-1443","tag-space-technology","no-featured-image-padding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The European Space Agency (ESA) successfully landed a spacecraft on a<\/title>\n<meta name=\"description\" content=\"The European Space Agency&#039;s (ESA) Rosetta mission, which included the Philae lander, successfully landed on comet 67P\/Churyumov\u2013Gerasimenko in November 2014. Comets are believed to be pristine remnants from the formation of the solar system, preserving material from that era. A major scientific objective of studying comets is to understand their composition, including water and organic molecules, and their potential role in delivering these crucial building blocks to early Earth, which could have been significant for the origin of life. Comet missions like Rosetta aim to study the composition of comets to understand the early solar system and their potential role in delivering water and organic matter to Earth.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The European Space Agency (ESA) successfully landed a spacecraft on a\" \/>\n<meta property=\"og:description\" content=\"The European Space Agency&#039;s (ESA) Rosetta mission, which included the Philae lander, successfully landed on comet 67P\/Churyumov\u2013Gerasimenko in November 2014. Comets are believed to be pristine remnants from the formation of the solar system, preserving material from that era. A major scientific objective of studying comets is to understand their composition, including water and organic molecules, and their potential role in delivering these crucial building blocks to early Earth, which could have been significant for the origin of life. Comet missions like Rosetta aim to study the composition of comets to understand the early solar system and their potential role in delivering water and organic matter to Earth.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T06:39:52+00:00\" \/>\n<meta name=\"author\" content=\"rawan239\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"rawan239\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"The European Space Agency (ESA) successfully landed a spacecraft on a","description":"The European Space Agency's (ESA) Rosetta mission, which included the Philae lander, successfully landed on comet 67P\/Churyumov\u2013Gerasimenko in November 2014. Comets are believed to be pristine remnants from the formation of the solar system, preserving material from that era. A major scientific objective of studying comets is to understand their composition, including water and organic molecules, and their potential role in delivering these crucial building blocks to early Earth, which could have been significant for the origin of life. Comet missions like Rosetta aim to study the composition of comets to understand the early solar system and their potential role in delivering water and organic matter to Earth.","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:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/","og_locale":"en_US","og_type":"article","og_title":"The European Space Agency (ESA) successfully landed a spacecraft on a","og_description":"The European Space Agency's (ESA) Rosetta mission, which included the Philae lander, successfully landed on comet 67P\/Churyumov\u2013Gerasimenko in November 2014. Comets are believed to be pristine remnants from the formation of the solar system, preserving material from that era. A major scientific objective of studying comets is to understand their composition, including water and organic molecules, and their potential role in delivering these crucial building blocks to early Earth, which could have been significant for the origin of life. Comet missions like Rosetta aim to study the composition of comets to understand the early solar system and their potential role in delivering water and organic matter to Earth.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2025-06-01T06:39:52+00:00","author":"rawan239","twitter_card":"summary_large_image","twitter_misc":{"Written by":"rawan239","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/","url":"https:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/","name":"The European Space Agency (ESA) successfully landed a spacecraft on a","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2025-06-01T06:39:52+00:00","dateModified":"2025-06-01T06:39:52+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"description":"The European Space Agency's (ESA) Rosetta mission, which included the Philae lander, successfully landed on comet 67P\/Churyumov\u2013Gerasimenko in November 2014. Comets are believed to be pristine remnants from the formation of the solar system, preserving material from that era. A major scientific objective of studying comets is to understand their composition, including water and organic molecules, and their potential role in delivering these crucial building blocks to early Earth, which could have been significant for the origin of life. Comet missions like Rosetta aim to study the composition of comets to understand the early solar system and their potential role in delivering water and organic matter to Earth.","breadcrumb":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/exam.pscnotes.com\/mcq\/the-european-space-agency-esa-successfully-landed-a-spacecraft-on-a\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/exam.pscnotes.com\/mcq\/"},{"@type":"ListItem","position":2,"name":"UPSC NDA-1","item":"https:\/\/exam.pscnotes.com\/mcq\/category\/upsc-nda-1\/"},{"@type":"ListItem","position":3,"name":"The European Space Agency (ESA) successfully landed a spacecraft on a"}]},{"@type":"WebSite","@id":"https:\/\/exam.pscnotes.com\/mcq\/#website","url":"https:\/\/exam.pscnotes.com\/mcq\/","name":"MCQ and Quiz for Exams","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/exam.pscnotes.com\/mcq\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209","name":"rawan239","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/761a7274f9cce048fa5b921221e7934820d74514df93ef195a9d22af0c1c9001?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/761a7274f9cce048fa5b921221e7934820d74514df93ef195a9d22af0c1c9001?s=96&d=mm&r=g","caption":"rawan239"},"sameAs":["https:\/\/exam.pscnotes.com"],"url":"https:\/\/exam.pscnotes.com\/mcq\/author\/rawan239\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts\/87309","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/comments?post=87309"}],"version-history":[{"count":0,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts\/87309\/revisions"}],"wp:attachment":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/media?parent=87309"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/categories?post=87309"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/tags?post=87309"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}