{"id":485393,"date":"2026-07-22T10:33:08","date_gmt":"2026-07-22T00:33:08","guid":{"rendered":"https:\/\/science.nasa.gov\/photojournal\/nisars-l-band-radar-reveals-hummingbird-in-antarctica\/"},"modified":"2026-07-22T10:33:08","modified_gmt":"2026-07-22T00:33:08","slug":"nisars-l-band-radar-reveals-hummingbird-in-antarctica","status":"publish","type":"post","link":"https:\/\/www.vibewire.com.au\/?p=485393","title":{"rendered":"NISAR\u2019s L-Band Radar Reveals \u2018Hummingbird\u2019 in Antarctica"},"content":{"rendered":"<div id=\"\" class=\"hds-article-hero-header nasa-gb-align-full bg-carbon-90 width-full maxw-full color-mode-dark hds-module hds-module-full alignfull wp-block-nasa-blocks-article-hero-header\">\n<div class=\"hds-cover-wrapper width-full maxw-full minh-tablet grid-container minh-tablet flex-column padding-0\">\n<div class=\"hds-foreground-wrapper display-flex flex-direction-column\">\n<div class=\"grid-container grid-container-block margin-top-auto width-full maxw-desktop-lg padding-y-9 padding-x-3 desktop:padding-x-3 z-400\">\n<div class=\"z-400 grid-col-12 tablet:grid-col-12 desktop:grid-col-7 z-400\">\n<div class=\"margin-0\">\n<div class=\"label color-spacesuit-white margin-bottom-2\">2 Min Read<\/div>\n<h1 class=\"heading-41 line-height-md color-spacesuit-white-important\">\n\t\t\t\t\t\t\t\tNISAR\u2019s L-Band Radar Reveals \u2018Hummingbird\u2019 in Antarctica\t\t\t\t\t\t\t<\/h1>\n<\/p>\n<\/div>\n<\/div>\n<div class=\"grid-col-12 tablet:grid-col-12 desktop:grid-col-5\"><\/div>\n<div class=\"skrim-overlay skrim-left mobile-skrim-top z-200\"><\/div>\n<figure class=\"hds-media-background  \"><img fetchpriority=\"high\" decoding=\"async\" width=\"4200\" height=\"3300\" src=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=4200&#038;h=3300&#038;%23038;fit=clip&#038;%23038;crop=faces%2Cfocalpoint\" class=\"attachment-1536x1536 size-1536x1536\" alt=\"Scientists used data from the L-band radar aboard the U.S.-India Earth-orbiting NISAR satellite to produce this image of Nunatak Zaterjavshijsja, a mountaintop in East Antarctica, poking out amid a stream of ice flowing northeast to the ocean.\" style=\"transform: scale(1.2); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" loading=\"eager\" srcset=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=4200&#038;h=3300&#038;fit=crop&#038;crop=faces%2Cfocalpoint 4200w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=300&#038;h=236&#038;fit=crop&#038;crop=faces%2Cfocalpoint 300w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=768&#038;h=603&#038;fit=crop&#038;crop=faces%2Cfocalpoint 768w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=1024&#038;h=805&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1024w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=1536&#038;h=1207&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1536w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=2048&#038;h=1609&#038;fit=crop&#038;crop=faces%2Cfocalpoint 2048w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=400&#038;h=314&#038;fit=crop&#038;crop=faces%2Cfocalpoint 400w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=600&#038;h=471&#038;fit=crop&#038;crop=faces%2Cfocalpoint 600w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=900&#038;h=707&#038;fit=crop&#038;crop=faces%2Cfocalpoint 900w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=1200&#038;h=943&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1200w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=2000&#038;h=1571&#038;fit=crop&#038;crop=faces%2Cfocalpoint 2000w\" sizes=\"auto, (max-width: 4200px) 100vw, 4200px\" \/><\/figure>\n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"padding-y-3 padding-x-3\">\n<div class=\"grid-container grid-container-block padding-x-0\"><figcaption class=\"hds-caption maxw-mobile desktop:padding-x-3\">\n<div class=\"hds-caption-text p-sm margin-0 color-carbon-30\">\n<div><figcaption>PIA26617<\/figcaption><\/div>\n<\/p>\n<\/div>\n<div class=\"hds-credits color-spacesuit-white-important\">\n\t\t\t\t\t\t<span>Credits: <\/span><br \/>\n\t\t\t\t\t\t<span>NASA\/JPL-Caltech<\/span>\n\t\t\t\t\t<\/div>\n<\/figcaption><\/div>\n<\/p>\n<\/div>\n<\/div>\n<div id=\"\" class=\" hds-module hds-module-full alignfull wp-block-nasa-blocks-secondary-navigation\">\n<div class=\"hds-secondary-navigation-wrapper z-top width-100 padding-0\">\n<div id=\"\" class=\"hds-secondary-navigation width-full border-bottom-1px text-center hds-color-mode-dark hds-module hds-module-full alignfull wp-block-nasa-blocks-hdsnav\"><button type=\"button\" class=\"hds-secondary-nav-mobile-button display-flex tablet:display-flex desktop:display-none width-full flex-align-center bg-carbon-90 border-color-carbon-80 color-spacesuit-white\" aria-expanded=\"false\" aria-controls=\"hds-secondary-nav-track\"><span>Photojournal Navigation<\/span><svg width=\"16\" height=\"16\" alt=\"\" enable-background=\"new 0 0 400 400\" viewBox=\"0 0 400 400\" 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cover;\" block_context=\"nasa-block\" loading=\"lazy\" data-video-loop=\"\" srcset=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=4200&#038;h=3300&#038;fit=crop&#038;crop=faces%2Cfocalpoint 4200w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=300&#038;h=236&#038;fit=crop&#038;crop=faces%2Cfocalpoint 300w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=768&#038;h=603&#038;fit=crop&#038;crop=faces%2Cfocalpoint 768w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=1024&#038;h=805&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1024w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=1536&#038;h=1207&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1536w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=2048&#038;h=1609&#038;fit=crop&#038;crop=faces%2Cfocalpoint 2048w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=400&#038;h=314&#038;fit=crop&#038;crop=faces%2Cfocalpoint 400w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=600&#038;h=471&#038;fit=crop&#038;crop=faces%2Cfocalpoint 600w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=900&#038;h=707&#038;fit=crop&#038;crop=faces%2Cfocalpoint 900w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=1200&#038;h=943&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1200w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png?w=2000&#038;h=1571&#038;fit=crop&#038;crop=faces%2Cfocalpoint 2000w\" sizes=\"auto, (max-width: 4200px) 100vw, 4200px\" \/><\/figure>\n<\/div>\n<\/div>\n<div class=\"hds-list-details\">\n<div class=\"hds-list-name hds-file-list-name\">\n<h2 class=\"heading-22\">NISAR\u2019s L-Band Radar Reveals \u2018Hummingbird\u2019 in Antarctica<\/h2>\n<\/p>\n<\/div>\n<div class=\"hds-list-meta\">\n<div class=\"hds-list-meta-item hds-list-date hds-file-list-date\">\n<p class=\"p-sm\">\n<\/div>\n<div class=\"hds-list-meta-item hds-file-list-filetype\">\n<p class=\"p-sm\">PNG (43.77 MB)<\/p>\n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"hds-list-cta hds-file-list-download\">\n\t\t\t\t\t<a href=\"https:\/\/assets.science.nasa.gov\/content\/dam\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/PIA26617.png\"  download rel=\"noopener\"><br \/>\n\t\t\t\t\t\t<svg width=\"32\" height=\"32\" viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle cx=\"16\" cy=\"16.0001\" r=\"16\" fill=\"#1C67E3\"\/><path d=\"M15.2357 8.00007L15.2357 16.4829L11.9504 13.4078L10.8801 14.4094L16.0001 19.2001L21.1201 14.4094L20.0499 13.4078L16.7645 16.4829L16.7645 8.00007L15.2357 8.00007Z\" fill=\"white\"\/><path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M9.6 20.8001V18.4001H8V22.4001H24V18.4001H22.4V20.8001H9.6Z\" fill=\"white\"\/><\/svg><br \/>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n<\/p>\n<\/div>\n<div class=\"hds-list-row hds-file-list-row\">\n<div class=\"hds-list-thumbnail hds-file-list-thumbnail\">\n<div class=\"hds-list-thumbnail-inner hds-file-list-thumbnail-inner hds-cover-wrapper\">\n<figure class=\"hds-media-background  \"><img decoding=\"async\" width=\"4200\" height=\"3300\" src=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=4200&#038;h=3300&#038;%23038;fit=clip&#038;%23038;crop=faces%2Cfocalpoint\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" loading=\"lazy\" data-video-loop=\"\" srcset=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=4200&#038;h=3300&#038;fit=crop&#038;crop=faces%2Cfocalpoint 4200w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=300&#038;h=236&#038;fit=crop&#038;crop=faces%2Cfocalpoint 300w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=768&#038;h=603&#038;fit=crop&#038;crop=faces%2Cfocalpoint 768w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=1024&#038;h=805&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1024w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=1536&#038;h=1207&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1536w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=2048&#038;h=1609&#038;fit=crop&#038;crop=faces%2Cfocalpoint 2048w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=400&#038;h=314&#038;fit=crop&#038;crop=faces%2Cfocalpoint 400w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=600&#038;h=471&#038;fit=crop&#038;crop=faces%2Cfocalpoint 600w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=900&#038;h=707&#038;fit=crop&#038;crop=faces%2Cfocalpoint 900w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=1200&#038;h=943&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1200w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=2000&#038;h=1571&#038;fit=crop&#038;crop=faces%2Cfocalpoint 2000w\" sizes=\"auto, (max-width: 4200px) 100vw, 4200px\" \/><\/figure>\n<\/div>\n<\/div>\n<div class=\"hds-list-details\">\n<div class=\"hds-list-name hds-file-list-name\">\n<h2 class=\"heading-22\">PIA26617 Figure A<\/h2>\n<\/p>\n<\/div>\n<div class=\"hds-list-meta\">\n<div class=\"hds-list-meta-item hds-list-date hds-file-list-date\">\n<p class=\"p-sm\">\n<\/div>\n<div class=\"hds-list-meta-item hds-file-list-filetype\">\n<p class=\"p-sm\">JPEG (29.10 MB)<\/p>\n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"hds-list-cta hds-file-list-download\">\n\t\t\t\t\t<a href=\"https:\/\/assets.science.nasa.gov\/content\/dam\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg\"  download rel=\"noopener\"><br \/>\n\t\t\t\t\t\t<svg width=\"32\" height=\"32\" viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle cx=\"16\" cy=\"16.0001\" r=\"16\" fill=\"#1C67E3\"\/><path d=\"M15.2357 8.00007L15.2357 16.4829L11.9504 13.4078L10.8801 14.4094L16.0001 19.2001L21.1201 14.4094L20.0499 13.4078L16.7645 16.4829L16.7645 8.00007L15.2357 8.00007Z\" fill=\"white\"\/><path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M9.6 20.8001V18.4001H8V22.4001H24V18.4001H22.4V20.8001H9.6Z\" fill=\"white\"\/><\/svg><br \/>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\">Description<\/h2>\n<p>Data from the Earth-orbiting U.S.-India NISAR (NASA-ISRO Synthetic Aperture Radar) satellite\u2019s L-band radar was used to produce an image of Nunatak Zaterjavshijsja \u2014 a mountaintop in East Antarctica \u2014 poking out amid a stream of ice flowing northeast to the ocean. The obstruction causes stresses in the ice, heavily fracturing the surrounding surfaces with deep cracks, called crevasses, which show as sharp green lines in the image. Produced in August 2025, the image has been nicknamed \u201cthe hummingbird\u201d by NISAR scientists.\u00a0<\/p>\n<p>The colors show differences in the way polarized microwave signals, which vibrate in different directions, interact with and reflect from the ice. Over Antarctica, NISAR transmits radar waves toward Earth with a horizontal polarization. The orientation of the signals that return, either horizontal, vertical, or both, provide clues about the object or surface that reflected them.<\/p>\n<p>Signals that come back with a horizontal polarization likely bounced off a more regular surface, such as smooth ice. Those signals appear magenta in the image. Signals that return with vertical polarization may have refracted as they partially penetrated the ice or scattered at different angles as they reflected off irregular surfaces, like the faces of crevasses. Called volume scattering, these observations are displayed in green.<\/p>\n<p>The white represents areas in which both magenta and green signals scatter back strongly, a possible indication that there is an equal blend of surface and volume scattering.<\/p>\n<div id=\"\" class=\"hds-media hds-module wp-block-image\">\n<div class=\"margin-left-auto margin-right-auto nasa-block-align-inline\">\n<div class=\"hds-media-wrapper margin-left-auto margin-right-auto\">\n<figure class=\"hds-media-inner hds-cover-wrapper hds-media-ratio-cover \"><a href=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=4200&#038;h=3300&#038;%23038;fit=clip&#038;%23038;crop=faces%2Cfocalpoint\" rel=\"noopener\"><img decoding=\"async\" width=\"4200\" height=\"3300\" src=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=4200&#038;h=3300&#038;%23038;fit=clip&#038;%23038;crop=faces%2Cfocalpoint\" class=\"attachment-2048x2048 size-2048x2048\" alt=\"The image shows Nunatak Zaterjavshijsja at center-left, surrounded by ice fractured with crevasses, which are shown as sharp, green lines. The magenta portions of the image represent more regular surfaces, such as smooth ice.\" style=\"transform: scale(1.2); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" loading=\"lazy\" srcset=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=4200&#038;h=3300&#038;fit=crop&#038;crop=faces%2Cfocalpoint 4200w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=300&#038;h=236&#038;fit=crop&#038;crop=faces%2Cfocalpoint 300w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=768&#038;h=603&#038;fit=crop&#038;crop=faces%2Cfocalpoint 768w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=1024&#038;h=805&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1024w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=1536&#038;h=1207&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1536w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=2048&#038;h=1609&#038;fit=crop&#038;crop=faces%2Cfocalpoint 2048w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=400&#038;h=314&#038;fit=crop&#038;crop=faces%2Cfocalpoint 400w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=600&#038;h=471&#038;fit=crop&#038;crop=faces%2Cfocalpoint 600w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=900&#038;h=707&#038;fit=crop&#038;crop=faces%2Cfocalpoint 900w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=1200&#038;h=943&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1200w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia26\/pia26617\/figures\/PIA26617_figA.jpg?w=2000&#038;h=1571&#038;fit=crop&#038;crop=faces%2Cfocalpoint 2000w\" sizes=\"auto, (max-width: 4200px) 100vw, 4200px\" \/><\/a><\/figure><figcaption class=\"hds-caption padding-y-2\">\n<div class=\"hds-caption-text p-sm margin-0\">Figure A<\/div>\n<\/figcaption><\/div>\n<\/div>\n<\/div>\n<p>Figure A is an annotated version of image.<\/p>\n<p>Managed by Caltech, NASA\u2019s Jet Propulsion Laboratory leads the United States component of the project and provided the satellite\u2019s L-band SAR and antenna reflector. The spacecraft bus and its S-band SAR were provided by the Indian Space Research Organisation. The NISAR satellite is the first to carry two SAR instruments at different wavelengths, collecting data using the spacecraft\u2019s\u00a0<a href=\"https:\/\/www.jpl.nasa.gov\/news\/giant-radar-antenna-reflector-on-nasa-isro-satellite-in-full-bloom\/\" rel=\"noopener\">giant drum-shaped reflector<\/a>, which measures 39 feet (12 meters) wide \u2014 the largest radar antenna reflector NASA has ever sent into space.<\/p>\n<p>To learn more about NISAR, visit:<\/p>\n<p><a href=\"https:\/\/science.nasa.gov\/mission\/nisar\/\" rel=\"noopener\"><strong>https:\/\/science.nasa.gov\/mission\/nisar\/<\/strong><\/a><\/p>\n<div id=\"\" class=\"hds-topic-cards nasa-gb-align-full maxw-full width-full padding-y-6 padding-x-3 color-mode-dark hds-module hds-module-full alignfull wp-block-nasa-blocks-topic-cards\">\n<div class=\"grid-container grid-container-block-lg padding-x-0\">\n<div class=\"grid-row flex-align-center margin-bottom-3\">\n<div class=\"desktop:grid-col-8 margin-bottom-2 desktop:margin-bottom-0\">\n<div class=\"label color-carbon-60 margin-bottom-2\">Keep Exploring<\/div>\n<h2 class=\"heading-36 line-height-sm\">Discover More Topics From Photojournal<\/h2>\n<\/p>\n<\/div>\n<\/div>\n<div class=\"grid-row grid-gap-2 hds-topic-cards-wrapper\">\n\t\t\t\t\t<a href=\"https:\/\/science.nasa.gov\/photojournal\/\" class=\"mobile:grid-col-12 tablet:grid-col-6 desktop:grid-col-3 topic-card margin-bottom-4 desktop:margin-bottom-0\" rel=\"noopener\"><\/p>\n<div class=\"hds-topic-card hds-cover-wrapper cover-hover-zoom bg-carbon-black\">\n<div class=\"skrim-overlay skrim-overlay-dark skrim-left mobile-skrim-top padding-3 display-flex flex-align-end flex-justify-start z-200\">\n<div>\n<p class=\"hds-topic-card-heading heading-29 color-spacesuit-white line-height-sm margin-top-0 margin-bottom-1\">\n\t\t\t\t\t\t\t\t<span>Photojournal<\/span><br \/>\n\t\t\t\t\t\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"color-nasa-red\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/p>\n<\/p>\n<\/div>\n<\/div>\n<figure class=\"hds-media-background  \"><img decoding=\"async\" width=\"5000\" height=\"1848\" src=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=5000&#038;h=1848&#038;%23038;fit=clip&#038;%23038;crop=faces%2Cfocalpoint\" class=\"attachment-1536x1536 size-1536x1536\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" loading=\"lazy\" srcset=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=5000&#038;h=1848&#038;fit=crop&#038;crop=faces%2Cfocalpoint 5000w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=300&#038;h=111&#038;fit=crop&#038;crop=faces%2Cfocalpoint 300w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=768&#038;h=284&#038;fit=crop&#038;crop=faces%2Cfocalpoint 768w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=1024&#038;h=378&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1024w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=1536&#038;h=568&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1536w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=2048&#038;h=757&#038;fit=crop&#038;crop=faces%2Cfocalpoint 2048w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=400&#038;h=148&#038;fit=crop&#038;crop=faces%2Cfocalpoint 400w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=600&#038;h=222&#038;fit=crop&#038;crop=faces%2Cfocalpoint 600w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=900&#038;h=333&#038;fit=crop&#038;crop=faces%2Cfocalpoint 900w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=1200&#038;h=444&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1200w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia22\/pia22567\/PIA22567.jpg?w=2000&#038;h=739&#038;fit=crop&#038;crop=faces%2Cfocalpoint 2000w\" sizes=\"auto, (max-width: 5000px) 100vw, 5000px\" \/><\/figure>\n<\/p>\n<\/div>\n<p>\t\t\t<\/a><br \/>\n\t\t\t\t\t<a href=\"https:\/\/science.nasa.gov\/photojournal\/search\/\" class=\"mobile:grid-col-12 tablet:grid-col-6 desktop:grid-col-3 topic-card margin-bottom-4 desktop:margin-bottom-0\" rel=\"noopener\"><\/p>\n<div class=\"hds-topic-card hds-cover-wrapper cover-hover-zoom bg-carbon-black\">\n<div class=\"skrim-overlay skrim-overlay-dark skrim-left mobile-skrim-top padding-3 display-flex flex-align-end flex-justify-start z-200\">\n<div>\n<p class=\"hds-topic-card-heading heading-29 color-spacesuit-white line-height-sm margin-top-0 margin-bottom-1\">\n\t\t\t\t\t\t\t\t<span>Search Photojournal<\/span><br \/>\n\t\t\t\t\t\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"color-nasa-red\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/p>\n<\/p>\n<\/div>\n<\/div>\n<figure class=\"hds-media-background  \"><img decoding=\"async\" width=\"1014\" height=\"1014\" src=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=1014&#038;h=1014&#038;%23038;fit=clip&#038;%23038;crop=faces%2Cfocalpoint\" class=\"attachment-1536x1536 size-1536x1536\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" loading=\"lazy\" srcset=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=1014&#038;h=1014&#038;fit=crop&#038;crop=faces%2Cfocalpoint 1014w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=150&#038;h=150&#038;fit=crop&#038;crop=faces%2Cfocalpoint 150w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=300&#038;h=300&#038;fit=crop&#038;crop=faces%2Cfocalpoint 300w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=768&#038;h=768&#038;fit=crop&#038;crop=faces%2Cfocalpoint 768w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=50&#038;h=50&#038;fit=crop&#038;crop=faces%2Cfocalpoint 50w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=100&#038;h=100&#038;fit=crop&#038;crop=faces%2Cfocalpoint 100w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=200&#038;h=200&#038;fit=crop&#038;crop=faces%2Cfocalpoint 200w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=400&#038;h=400&#038;fit=crop&#038;crop=faces%2Cfocalpoint 400w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=600&#038;h=600&#038;fit=crop&#038;crop=faces%2Cfocalpoint 600w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia25\/pia25729\/PIA25729.jpg?w=900&#038;h=900&#038;fit=crop&#038;crop=faces%2Cfocalpoint 900w\" sizes=\"auto, (max-width: 1014px) 100vw, 1014px\" \/><\/figure>\n<\/p>\n<\/div>\n<p>\t\t\t<\/a><br \/>\n\t\t\t\t\t<a href=\"https:\/\/science.nasa.gov\/photojournal\/latest\/\" class=\"mobile:grid-col-12 tablet:grid-col-6 desktop:grid-col-3 topic-card margin-bottom-4 desktop:margin-bottom-0\" rel=\"noopener\"><\/p>\n<div class=\"hds-topic-card hds-cover-wrapper cover-hover-zoom bg-carbon-black\">\n<div class=\"skrim-overlay skrim-overlay-dark skrim-left mobile-skrim-top padding-3 display-flex flex-align-end flex-justify-start z-200\">\n<div>\n<p class=\"hds-topic-card-heading heading-29 color-spacesuit-white line-height-sm margin-top-0 margin-bottom-1\">\n\t\t\t\t\t\t\t\t<span>Photojournal\u2019s Latest Content<\/span><br \/>\n\t\t\t\t\t\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"color-nasa-red\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/p>\n<\/p>\n<\/div>\n<\/div>\n<figure class=\"hds-media-background  \"><img decoding=\"async\" width=\"21969\" height=\"14501\" src=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/psd\/photojournal\/pia\/pia24\/pia24543\/PIA24543.jpg?w=21969&#038;h=14501&#038;%23038;fit=clip&#038;%23038;crop=faces%2Cfocalpoint\" class=\"attachment-1536x1536 size-1536x1536\" alt=\"\" style=\"transform: scale(1); 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