{"id":32742,"date":"2023-02-20T03:28:13","date_gmt":"2023-02-19T21:58:13","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=32742"},"modified":"2025-04-19T15:39:00","modified_gmt":"2025-04-19T10:09:00","slug":"chandrayaan-3-lander-successfully-completes-crucial-test","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/chandrayaan-3-lander-successfully-completes-crucial-test\/","title":{"rendered":"Chandrayaan-3: Lander successfully completes crucial test"},"content":{"rendered":"<h3><strong>What\u2019s in today\u2019s article?<\/strong><\/h3>\n<ul>\n<li><strong>Why in News?<\/strong><\/li>\n<li><strong>What Exactly is the Chandrayaan-3 Mission?<\/strong><\/li>\n<li><strong>News Summary Regarding Successful Testing of Chandrayaan-3 Lander<\/strong><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2><strong>Why in News?<\/strong><\/h2>\n<ul>\n<li>According to the Indian Space Research Organisation (ISRO), the <strong>lander for the Chandrayaan-3 mission successfully completed the crucial EMI-EMC<\/strong> (Electro &#8211; Magnetic Interference\/ Electro &#8211; Magnetic Compatibility) test at the U.R. Rao Satellite Centre, Bengaluru.<\/li>\n<\/ul>\n<h2>\u00a0<\/h2>\n<h2><strong>What Exactly is the Chandrayaan-3 Mission?<\/strong><\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/lh4.googleusercontent.com\/QKvMy3akrCpdW3oFtGUAaIAubVgCWoZwpNpR0BLE8WUUbSmVY0ZcpQXN30PV8gMwCqdb9A5hILkp9TWvPCafbBNarh-ue4P6bV3p784SLTwBzDxYiUOPJmblPKc6wb7zZwgD4HvWq4LX9pf78Mcqw3U\" alt=\"\" \/><\/p>\n<p>Image Caption: Chandrayaan 2 vs Chandrayaan 1<\/p>\n<ul>\n<li><strong>Following Chandrayaan-2, <\/strong>where a last-minute glitch led to the failure of the lander&#8217;s soft-landing attempt after a successful orbital insertion, another lunar mission for demonstrating soft landing was proposed.<\/li>\n<li><strong>Chandrayaan-3 <\/strong>(&#8220;mooncraft&#8221;) is a planned<strong> 3rd lunar exploration mission by the ISRO<\/strong> to demonstrate end-to-end capability in safe landing and roving on the lunar surface.<\/li>\n<li>Unlike Chandrayaan-2, it will <strong>not have an orbiter <\/strong>and its propulsion module will behave like a communications relay satellite.<\/li>\n<li>Chandrayaan-3 <strong>interplanetary <\/strong>mission has <strong>three major modules: <\/strong>the Propulsion module, Lander module, and Rover.<\/li>\n<li><strong>The propulsion module: <\/strong>It has Spectro-polarimetry of HAbitable Planet Earth (<strong>SHAPE<\/strong>) payload to study the spectral and polarimetric measurements of Earth from lunar orbit.<\/li>\n<li><strong>Lander payloads:<\/strong>\n<ul>\n<li>Chandra\u2019s Surface Thermophysical Experiment (<strong>ChaSTE<\/strong>) to measure the thermal conductivity and temperature;<\/li>\n<li>Instrument for Lunar Seismic Activity (<strong>ILSA<\/strong>) for measuring the seismicity around the landing site;<\/li>\n<li>Langmuir Probe (<strong>LP<\/strong>) to estimate the plasma density and its variations, etc.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Rover payloads:<\/strong> Alpha Particle X-ray Spectrometer (<strong>APXS<\/strong>) and Laser Induced Breakdown Spectroscope (<strong>LIBS<\/strong>) for deriving the elemental composition in the vicinity of the landing site.<\/li>\n<\/ul>\n<p><strong>\u00a0<\/strong><\/p>\n<h2><strong>News Summary Regarding Successful Testing of Chandrayaan-3 Lander<\/strong><\/h2>\n<ul>\n<li>The Chandrayaan-3 mission is slated to be launched later this year by the GSLV MkIII (Launch Vehicle Mark 3 &#8211; LMV3) from the Satish Dhawan Space Centre at Sriharikota.<\/li>\n<li>According to the space agency, the EMI-EMC test is conducted for satellite missions <strong>to ensure the functionality of the satellite subsystems<\/strong> in the space environment and their compatibility with the expected electromagnetic levels.<\/li>\n<li>This test is<strong> a major milestone<\/strong> in the realisation of the satellites, as the mission\u2019s complexity calls for establishing <strong>radio-frequency (RF) communication<\/strong> links between the modules.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<h3><strong>Q1) How is the Chandrayaan-3 different from the Chandrayaan-2 mission?<\/strong><\/h3>\n<p>Chandrayaan-3 (&#8220;mooncraft&#8221;) is a planned 3rd lunar exploration mission by the ISRO to demonstrate end-to-end capability in safe landing and roving on the lunar surface. Unlike Chandrayaan-2, it will not have an orbiter and its propulsion module will behave like a communications relay satellite.<\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<h3><strong>Q2) When is the Chandrayaan-3 mission scheduled to be launched?<\/strong><\/h3>\n<p>The Chandrayaan-3 mission is slated to be launched later this year by the GSLV MkIII (Launch Vehicle Mark 3 &#8211; LMV3) from the Satish Dhawan Space Centre at Sriharikota.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><strong>Source:\u00a0<\/strong><a href=\"https:\/\/www.thehindu.com\/sci-tech\/science\/isros-chandrayaan-3-successfully-completes-crucial-test\/article66528962.ece\" target=\"_blank\" rel=\"nofollow noopener\"><u>Chandrayaan-3 successfully completes crucial test<\/u><\/a>\u00a0|\u00a0<a href=\"https:\/\/www.isro.gov.in\/chandrayaan3_science.html#:~:text=Chandrayaan%2D3&amp;text=Chandrayaan%2D3%20is%20a%20follow,GSLV%20MkIII%20from%20SDSC%2C%20Sriharikota.\" target=\"_blank\" rel=\"nofollow noopener\"><u>ISRO.gov.in<\/u><\/a><\/p>\n<p><strong>VIDEO:<\/strong>\u00a0<a href=\"https:\/\/www.youtube.com\/watch?v=cbG_0GDvOFU\" target=\"_blank\" rel=\"nofollow noopener\"><u>https:\/\/www.youtube.com\/watch?v=cbG_0GDvOFU<\/u><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Chandrayaan-3 by ISRO aims to demonstrate end-to-end capability in safe landing and roving on the lunar surface.<\/p>\n","protected":false},"author":5,"featured_media":32743,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[18],"tags":[],"class_list":{"0":"post-32742","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-mains-current-affairs","8":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/32742","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=32742"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/32742\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/32743"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=32742"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=32742"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=32742"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}