{"id":13991,"date":"2023-08-13T12:19:12","date_gmt":"2023-08-13T06:49:12","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=13991"},"modified":"2025-04-02T09:00:28","modified_gmt":"2025-04-02T03:30:28","slug":"stereo-spacecraft","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/stereo-spacecraft\/","title":{"rendered":"STEREO spacecraft"},"content":{"rendered":"<h2><strong>About STEREO spacecraft:\u00a0<\/strong><\/h2>\n<p>&nbsp;<\/p>\n<ul>\n<li>The pair of <strong>STEREO (Solar TErrestrial RElations Observatory) spacecraft<\/strong> were launched on October 25, 2006, from Florida&#8217;s Cape Canaveral Air Force Station.<\/li>\n<li>The two spacecraft were situated <strong>in Sun&#8217;s orbit, STEREO-A (&#8220;Ahead&#8221;) and STEREO-B (&#8220;Behind&#8221;).<\/strong><\/li>\n<li>The dual-spacecraft mission accomplished its major goal by delivering <strong>the first-ever stereoscopic view of our star.\u00a0<\/strong><\/li>\n<li>On February 6, 2011, another significant milestone was achieved as both STEREO-A and -B reached a remarkable <strong>180-degree separation in their orbits, which gave us the full sphere image of the Sun.<\/strong><\/li>\n<li><strong>Significance of STEREO-A<\/strong>\n<ul>\n<li>It <strong>will synthesize its views<\/strong> with those from <strong>Nasa&#8217;s and the European Space Agency\u2019s Solar and Heliospheric Observatory<\/strong> (SOHO) and Nasa\u2019s Solar Dynamics Observatory (SDO).<\/li>\n<li>Its distance from Earth changes throughout the flyby, it will optimize its stereo vision for different-sized solar features at different times, akin to adjusting the focus on a several million-mile-wide telescope.<\/li>\n<li>It will allow scientists <strong>to understand how a coronal mass ejection&#8217;s<\/strong> (CME) magnetic field evolves on its way to Earth.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<hr \/>\n<h3>Q1) What is the heliosphere?<\/h3>\n<p>The heliosphere is a vast region of space surrounding the Sun where the solar wind, a stream of charged particles emanating from the Sun, interacts with the interstellar medium, which is the tenuous gas and dust that exists between stars in our galaxy.<\/p>\n<p><strong>Source:<\/strong>\u00a0<a href=\"https:\/\/www.indiatoday.in\/science\/story\/nasa-spacecraft-prepares-for-rare-earth-flyby-17-years-after-it-left-planet-2419664-2023-08-11\" target=\"_blank\" rel=\"nofollow noopener\"><u>Spacecraft prepares for rare Earth flyby 17 years after it left planet<\/u><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>STEREO spacecraft was launched on October 25, 2006, from Florida&#8217;s Cape Canaveral Air Force Station.<\/p>\n","protected":false},"author":5,"featured_media":13992,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-13991","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/13991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=13991"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/13991\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/13992"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=13991"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=13991"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=13991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}