{"id":13312,"date":"2023-07-22T12:33:17","date_gmt":"2023-07-22T07:03:17","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=13312"},"modified":"2025-04-02T03:21:32","modified_gmt":"2025-04-01T21:51:32","slug":"aeolus-wind-satellite","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/aeolus-wind-satellite\/","title":{"rendered":"Aeolus Wind Satellite"},"content":{"rendered":"<h2><strong>About Aeolus Wind Satellite:<\/strong><\/h2>\n<p>&nbsp;<\/p>\n<ul>\n<li>Aeolus is a satellite mission <strong>launched by the European Space Agency (ESA)<\/strong> <strong>to study Earth&#8217;s winds and their influence<\/strong> on the planet&#8217;s climate and weather patterns.<\/li>\n<li>The mission is <strong>named after Aeolus, the ruler of the winds in Greek mythology<\/strong>.<\/li>\n<li>Aeolus was <strong>launched on August 22, 2018<\/strong>, <strong>from the Guiana Space Centre<\/strong> in French Guiana.<\/li>\n<li>It is a <strong>1,360-kilogram satellite<\/strong>.<\/li>\n<li><strong>Mission Objectives:<\/strong>\n<ul>\n<li>The primary goal of the Aeolus mission is to <strong>measure global wind profiles from space.<\/strong><\/li>\n<li>It aims to <strong>provide accurate and comprehensive data on wind patterns<\/strong> in the Earth&#8217;s atmosphere <strong>to improve weather forecasting, understand climate dynamics<\/strong>, and enhance our <strong>knowledge of the Earth&#8217;s atmospheric circulation<\/strong>.<\/li>\n<li>It is the <strong>first satellite mission to acquire profiles of Earth\u2019s wind on a global scale<\/strong>.\u00a0<\/li>\n<\/ul>\n<\/li>\n<li><strong>Instrumentation<\/strong>:\n<ul>\n<li>Aeolus is equipped with a <strong>single instrument called the Atmospheric Laser Doppler Instrument (ALADIN).<\/strong><\/li>\n<li>ALADIN is a <strong>Doppler wind lidar<\/strong>, which stands for <strong>Light Detection and Ranging<\/strong>, that will <strong>measure the winds sweeping around the planet<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<hr \/>\n<h3>Q1)\u00a0What is the Doppler effect?<\/h3>\n<p>The Doppler effect is a fundamental concept in physics that describes the change in frequency or wavelength of a wave as observed by an observer moving relative to the source of the wave. It is named after the Austrian physicist Christian Doppler, who first described the phenomenon in 1842.\u00a0The Doppler effect can be observed in various types of waves, such as sound waves, light waves, and electromagnetic waves.<\/p>\n<p><strong>Source:\u00a0<\/strong><a href=\"https:\/\/www.indiatoday.in\/science\/story\/european-satellite-being-made-to-crash-intentionally-on-earth-2409864-2023-07-21\" target=\"_blank\" rel=\"nofollow noopener\"><u>European satellite being made to crash intentionally on Earth<\/u><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aeolus is a satellite mission launched by the European Space Agency (ESA) to study Earth&#8217;s winds.<\/p>\n","protected":false},"author":5,"featured_media":13313,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-13312","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\/13312","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=13312"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/13312\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/13313"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=13312"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=13312"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=13312"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}