{"id":406385,"date":"2026-04-16T00:00:00","date_gmt":"2026-04-15T14:00:00","guid":{"rendered":"https:\/\/science.nasa.gov\/missions\/landsat\/honoring-alex-goetz-a-landsat-legend\/"},"modified":"2026-04-16T00:00:00","modified_gmt":"2026-04-15T14:00:00","slug":"honoring-alex-goetz-a-landsat-legend","status":"publish","type":"post","link":"https:\/\/www.vibewire.com.au\/?p=406385","title":{"rendered":"Honoring Alex Goetz, a Landsat Legend\u00a0"},"content":{"rendered":"<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 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href=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/missions\/landsat\/2026\/03\/1995-2001-L7-Team.png?w=786&#038;h=400&#038;%23038;fit=clip&#038;%23038;crop=faces%2Cfocalpoint\" rel=\"noopener\"><img decoding=\"async\" width=\"786\" height=\"400\" src=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/missions\/landsat\/2026\/03\/1995-2001-L7-Team.png?w=786&#038;h=400&#038;%23038;fit=clip&#038;%23038;crop=faces%2Cfocalpoint\" class=\"attachment-2048x2048 size-2048x2048\" alt=\"Members of the 1996-2001 Landsat Science Team standing outside against a background to trees.\" 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\/missions\/landsat\/2026\/03\/1995-2001-L7-Team.png?w=786&#038;h=400&#038;fit=crop&#038;crop=faces%2Cfocalpoint 786w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/missions\/landsat\/2026\/03\/1995-2001-L7-Team.png?w=300&#038;h=153&#038;fit=crop&#038;crop=faces%2Cfocalpoint 300w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/missions\/landsat\/2026\/03\/1995-2001-L7-Team.png?w=768&#038;h=391&#038;fit=crop&#038;crop=faces%2Cfocalpoint 768w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/missions\/landsat\/2026\/03\/1995-2001-L7-Team.png?w=400&#038;h=204&#038;fit=crop&#038;crop=faces%2Cfocalpoint 400w, https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/missions\/landsat\/2026\/03\/1995-2001-L7-Team.png?w=600&#038;h=305&#038;fit=crop&#038;crop=faces%2Cfocalpoint 600w\" sizes=\"auto, (max-width: 786px) 100vw, 786px\" \/><\/a><\/figure><figcaption class=\"hds-caption padding-y-2\">\n<div class=\"hds-caption-text p-sm margin-0\">The Landsat 7 Science Team at the launch of the Landsat 7 satellite, April 15, 1999.\u00a0<\/div>\n<\/figcaption><\/div>\n<\/div>\n<\/div>\n<p>In the more than five decades of the Landsat program, there have been many visionaries who have changed the course of remote sensing history. One such figure is Alexander Goetz, a physicist and planetary scientist who pioneered imaging spectrometry from space.<\/p>\n<p>Goetz was part of the Landsat Program from the very beginning, working as a principal investigator for Landsats 1 and 2. Years later, he returned to the program as a member of the first formal Landsat Science Team on Landsat 7. This diverse group of researchers, technologists, and calibration and applications specialists helped advance Landsat science goals, refined algorithms, and supported on-the-ground calibration. Crucially, the team advised on the creation of the long-term acquisition plan (LTAP), which ensured consistent global, seasonal coverage of Landsat data. Goetz, for his part, led a study titled \u201c<a href=\"https:\/\/ntrs.nasa.gov\/api\/citations\/20020070835\/downloads\/20020070835.pdf\" rel=\"noopener\">Land and Land-Use Change in the Climate Sensitive High Plains: An Automated Approach with Landsat<\/a>\u201d.\u00a0<\/p>\n<p>Goetz, who passed away in 2025 at age 86, was an innovator in the field of spectrometry. According to a <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0034425709000716?via=ihub\" rel=\"noopener\">2009 special issue of <em>Remote Sensing of Environment<\/em><\/a>, Goetz was \u201cone of the few remote sensing scientists in the early days of the Landsat program to recognize the Multispectral Scanner (MSS) and later the Thematic Mapper (TM) for what they really were: quantitative spectral measuring instruments, not just \u2018cameras in space\u2019 that made pretty pictures.\u201d\u00a0<\/p>\n<p>True to that vision, in 1974\u2014just two years after the launch of Landsat 1\u2014Goetz developed a portable field spectrometer to acquire ground truth surface reflectance data to calibrate data from the MSS. Building on the success of the field spectrometer experiment, he worked with a team to develop the Shuttle Multispectral Infrared Radiometer (SMIRR), which flew on the Space Shuttle in 1981. SMIRR, which collected data across ten bands, enabled scientists to map mineral composition from space for the first time. Data from SMIRR contributed to the case for adding band 7 to the TM on Landsat 4. By measuring data in the shortwave-infrared (SWIR) part of the electromagnetic spectrum, band 7 allowed geological researchers to better map rock types. Goetz was awarded the prestigious William T. Pecora Award and the NASA Medal for Exceptional Scientific Achievement for his pioneering work on imaging spectrometry.\u00a0<\/p>\n<p>Today, 27 years after the launch of Landsat 7, we honor the legacy of Alexander Goetz, one of the key figures in Landsat history.<\/p>\n<div id=\"\" class=\"alignwide wp-block-smd-block-constant-contact\"><!-- Begin Constant Contact Inline Form Code --><\/p>\n<div class=\"ctct-inline-form\" data-form-id=\"8ade10dd-8111-498a-b513-c0c2caeb7014\" data-ctct-m=\"1032306267960f9a9edc93215bf7d4b7\"><\/div>\n<p><!-- End Constant Contact Inline Form Code --><\/div>\n<div id=\"\" class=\"hds-content-lists-inner hds-module hds-module-full alignfull wp-block-nasa-blocks-content-lists\">\n<div id=\"content-list-ea82052e-2691-4ad1-b9c7-b859bf9f4c06\" class=\"hds-content-lists margin-y-3 padding-x-0 bg-spacesuit-white width-full maxw-full\" 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data-rest-url=\"https:\/\/science.nasa.gov\/wp-json\/smd\/v1\/content-list\">\n<div class=\"hds-content-item content-list-item-post current-post\">\n                    <a href=\"https:\/\/science.nasa.gov\/missions\/landsat\/honoring-alex-goetz-a-landsat-legend\/\" class=\"hds-content-item-thumbnail\" rel=\"noopener\"><\/p>\n<figure class=\"hds-media-background  content-list-thumbnail\"><img decoding=\"async\" loading=\"lazy\" width=\"300px\" height=\"300px\" data-no-id=\"true\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" srcset=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/missions\/landsat\/2026\/03\/1995-2001-L7-Team.png?fit=clip&#038;crop=faces%2Cfocalpoint&#038;w=300 300w\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" src=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/missions\/landsat\/2026\/03\/1995-2001-L7-Team.png?fit=clip&#038;crop=faces%2Cfocalpoint&#038;%23038;w=300\" ><\/figure>\n<p>            <\/a><\/p>\n<div class=\"hds-content-item-inner\">\n            <a href=\"https:\/\/science.nasa.gov\/missions\/landsat\/honoring-alex-goetz-a-landsat-legend\/\" class=\"hds-content-item-heading\" rel=\"noopener\"><\/p>\n<div class=\"hds-a11y-heading-22\">Honoring Alex Goetz, a Landsat Legend\u00a0<\/div>\n<p>            <\/a><\/p>\n<div class=\"hds-content-item-readtime label margin-bottom-1\">\n                    2 min read                <\/div>\n<p class=\"margin-top-0 margin-bottom-1\">Dr. Alex Goetz, who passed away in 2025, was a member of the Landsat 7 Science Team and a key\u2026<\/p>\n<div class=\"label margin-y-1\">Apr 15, 2026<\/div>\n<div class=\"display-flex flex-align-center label color-carbon-60 margin-bottom-auto\"><svg version=\"1.1\" class=\"square-2 margin-right-1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" x=\"0px\" y=\"0px\" width=\"16px\" height=\"16px\" viewBox=\"0 0 16 16\" style=\"enable-background:new 0 0 16 16;\" xml:space=\"preserve\"><g><g><path d=\"M8,0C3.5,0-0.1,3.7,0,8.2C0.1,12.5,3.6,16,8,16c4.4,0,8-3.6,8-8C16,3.5,12.4,0,8,0z M8,15.2 C4,15.2,0.8,12,0.8,8C0.8,4,4,0.8,8,0.8c3.9,0,7.2,3.2,7.2,7.1C15.2,11.9,12,15.2,8,15.2z\"\/><path d=\"M5.6,12c0.8-0.8,1.6-1.6,2.4-2.4c0.8,0.8,1.6,1.6,2.4,2.4c0-2.7,0-5.3,0-8C8.8,4,7.2,4,5.6,4 C5.6,6.7,5.6,9.3,5.6,12z\"\/><\/g><\/g><\/svg><span>Article<\/span><\/div>\n<\/p>\n<\/div>\n<\/div>\n<div class=\"hds-content-item content-list-item-post\">\n                    <a href=\"https:\/\/science.nasa.gov\/earth\/earth-observatory\/megaberg-ends-its-long-odyssey-at-sea\/\" class=\"hds-content-item-thumbnail\" rel=\"noopener\"><\/p>\n<figure class=\"hds-media-background  content-list-thumbnail\"><img decoding=\"async\" loading=\"lazy\" width=\"300px\" height=\"300px\" data-no-id=\"true\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" srcset=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/esd\/eo\/images\/iotd\/2026\/megaberg-ends-its-long-odyssey-at-sea\/a23aiceberg_map_20260320_th.jpg?fit=clip&#038;crop=faces%2Cfocalpoint&#038;w=300 300w\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" src=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/esd\/eo\/images\/iotd\/2026\/megaberg-ends-its-long-odyssey-at-sea\/a23aiceberg_map_20260320_th.jpg?fit=clip&#038;crop=faces%2Cfocalpoint&#038;%23038;w=300\" ><\/figure>\n<p>            <\/a><\/p>\n<div class=\"hds-content-item-inner\">\n            <a href=\"https:\/\/science.nasa.gov\/earth\/earth-observatory\/megaberg-ends-its-long-odyssey-at-sea\/\" class=\"hds-content-item-heading\" rel=\"noopener\"><\/p>\n<div class=\"hds-a11y-heading-22\">Megaberg Ends Its Long Odyssey at Sea<\/div>\n<p>            <\/a><\/p>\n<div class=\"hds-content-item-readtime label margin-bottom-1\">\n                    5 min read                <\/div>\n<p class=\"margin-top-0 margin-bottom-1\">Antarctic Iceberg A-23A\u2019s journey ends in fragmentation in the South Atlantic Ocean, after a 40-year lifespan documented by satellites.<\/p>\n<div class=\"label margin-y-1\">Apr 13, 2026<\/div>\n<div class=\"display-flex flex-align-center label color-carbon-60 margin-bottom-auto\"><svg version=\"1.1\" class=\"square-2 margin-right-1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" x=\"0px\" y=\"0px\" width=\"16px\" height=\"16px\" viewBox=\"0 0 16 16\" style=\"enable-background:new 0 0 16 16;\" xml:space=\"preserve\"><g><g><path d=\"M8,0C3.5,0-0.1,3.7,0,8.2C0.1,12.5,3.6,16,8,16c4.4,0,8-3.6,8-8C16,3.5,12.4,0,8,0z M8,15.2 C4,15.2,0.8,12,0.8,8C0.8,4,4,0.8,8,0.8c3.9,0,7.2,3.2,7.2,7.1C15.2,11.9,12,15.2,8,15.2z\"\/><path d=\"M5.6,12c0.8-0.8,1.6-1.6,2.4-2.4c0.8,0.8,1.6,1.6,2.4,2.4c0-2.7,0-5.3,0-8C8.8,4,7.2,4,5.6,4 C5.6,6.7,5.6,9.3,5.6,12z\"\/><\/g><\/g><\/svg><span>Article<\/span><\/div>\n<\/p>\n<\/div>\n<\/div>\n<div class=\"hds-content-item content-list-item-post\">\n                    <a href=\"https:\/\/science.nasa.gov\/earth\/earth-observatory\/snow-in-the-shadow-of-the-andes\/\" class=\"hds-content-item-thumbnail\" rel=\"noopener\"><\/p>\n<figure class=\"hds-media-background  content-list-thumbnail\"><img decoding=\"async\" loading=\"lazy\" width=\"300px\" height=\"300px\" data-no-id=\"true\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" srcset=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/esd\/eo\/images\/iotd\/2026\/snow-in-the-shadow-of-the-andes\/patagoniasnow_tmo_20260403_th.jpg?fit=clip&#038;crop=faces%2Cfocalpoint&#038;w=300 300w\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" src=\"https:\/\/assets.science.nasa.gov\/dynamicimage\/assets\/science\/esd\/eo\/images\/iotd\/2026\/snow-in-the-shadow-of-the-andes\/patagoniasnow_tmo_20260403_th.jpg?fit=clip&#038;crop=faces%2Cfocalpoint&#038;%23038;w=300\" ><\/figure>\n<p>            <\/a><\/p>\n<div class=\"hds-content-item-inner\">\n            <a href=\"https:\/\/science.nasa.gov\/earth\/earth-observatory\/snow-in-the-shadow-of-the-andes\/\" class=\"hds-content-item-heading\" rel=\"noopener\"><\/p>\n<div class=\"hds-a11y-heading-22\">Snow in the Shadow of the Andes<\/div>\n<p>            <\/a><\/p>\n<div class=\"hds-content-item-readtime label margin-bottom-1\">\n                    2 min read                <\/div>\n<p class=\"margin-top-0 margin-bottom-1\">An early autumn storm left higher elevations in southern Argentina with a fresh and fleeting coat of white.<\/p>\n<div class=\"label margin-y-1\">Apr 9, 2026<\/div>\n<div class=\"display-flex flex-align-center label color-carbon-60 margin-bottom-auto\"><svg version=\"1.1\" class=\"square-2 margin-right-1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" x=\"0px\" y=\"0px\" width=\"16px\" height=\"16px\" viewBox=\"0 0 16 16\" style=\"enable-background:new 0 0 16 16;\" xml:space=\"preserve\"><g><g><path d=\"M8,0C3.5,0-0.1,3.7,0,8.2C0.1,12.5,3.6,16,8,16c4.4,0,8-3.6,8-8C16,3.5,12.4,0,8,0z M8,15.2 C4,15.2,0.8,12,0.8,8C0.8,4,4,0.8,8,0.8c3.9,0,7.2,3.2,7.2,7.1C15.2,11.9,12,15.2,8,15.2z\"\/><path d=\"M5.6,12c0.8-0.8,1.6-1.6,2.4-2.4c0.8,0.8,1.6,1.6,2.4,2.4c0-2.7,0-5.3,0-8C8.8,4,7.2,4,5.6,4 C5.6,6.7,5.6,9.3,5.6,12z\"\/><\/g><\/g><\/svg><span>Article<\/span><\/div>\n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"pagination-container\" class=\"pagination\">\n<nav class=\"hds-pagination hds-pagination--content-lists\" role=\"navigation\" aria-label=\"Pagination Navigation\" data-mid-size=\"2\" data-end-size=\"1\" data-max-pages=\"303\" >\n<span aria-current=\"page\" class=\"page-numbers current\" aria-label=\"Current Page, Page 1\" aria-current=\"true\" data-page-number=\"1\"><br \/>\n<span>1<\/span><\/span><br \/>\n<a class=\"page-numbers\" href=\"https:\/\/science.nasa.gov\/missions\/landsat\/honoring-alex-goetz-a-landsat-legend\/#\" aria-label=\"Goto Page 2\" data-page-number=\"2\"><br \/>\n<span>2<\/span><\/a><br \/>\n<a class=\"page-numbers\" href=\"https:\/\/science.nasa.gov\/missions\/landsat\/honoring-alex-goetz-a-landsat-legend\/#\" aria-label=\"Goto Page 3\" data-page-number=\"3\"><br \/>\n<span>3<\/span><\/a><br \/>\n<span class=\"page-number dots\" data-page-numbers=\"3-302\">\u2026<\/span><br \/>\n<a class=\"page-numbers\" href=\"https:\/\/science.nasa.gov\/missions\/landsat\/honoring-alex-goetz-a-landsat-legend\/#\" aria-label=\"Goto Page 303\" data-page-number=\"303\"><br \/>\n<span>303<\/span><\/a><br \/>\n<a class=\"next page-numbers\" href=\"https:\/\/science.nasa.gov\/missions\/landsat\/honoring-alex-goetz-a-landsat-legend\/#\" aria-label=\"Goto Next Page\" data-page-number=\"2\">Next<\/a><br \/>\n<\/nav>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Dr. Alex Goetz, who passed away in 2025, was a member of the Landsat 7 Science Team and a key figure in the history of Landsat science.<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[15644,16159],"tags":[],"class_list":["post-406385","post","type-post","status-publish","format-standard","hentry","category-earth","category-landsat"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts\/406385","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=406385"}],"version-history":[{"count":1,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts\/406385\/revisions"}],"predecessor-version":[{"id":406386,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts\/406385\/revisions\/406386"}],"wp:attachment":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=406385"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=406385"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=406385"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}