{"id":4019,"date":"2021-02-20T08:08:11","date_gmt":"2021-02-20T14:08:11","guid":{"rendered":"https:\/\/astrobotany.com\/?p=4019"},"modified":"2023-08-23T11:02:42","modified_gmt":"2023-08-23T16:02:42","slug":"why-not-use-sunlight","status":"publish","type":"post","link":"https:\/\/astrobotany.com\/why-not-use-sunlight\/","title":{"rendered":"Why not use sunlight?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"4019\" class=\"elementor elementor-4019\" data-elementor-post-type=\"post\">\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2811c6b6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2811c6b6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5a9e1767\" data-id=\"5a9e1767\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-66c4580 elementor-widget elementor-widget-heading\" data-id=\"66c4580\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Plants need light to live and grow, and it takes a lot of energy to grow plants using man-made light fixtures. So why don\u2019t we use sunlight instead?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f050116 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"f050116\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-79e6d9d elementor-widget elementor-widget-image\" data-id=\"79e6d9d\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"873\" height=\"580\" src=\"https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/06\/jsc2021e010332-3.jpg\" class=\"attachment-large size-large wp-image-4818\" alt=\"\" srcset=\"https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/06\/jsc2021e010332-3.jpg 873w, https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/06\/jsc2021e010332-3-300x199.jpg 300w, https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/06\/jsc2021e010332-3-768x510.jpg 768w, https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/06\/jsc2021e010332-3-600x399.jpg 600w, https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/06\/jsc2021e010332-3-272x182.jpg 272w\" sizes=\"(max-width: 873px) 100vw, 873px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">TIC-TOC Experiment under Optimal Lighting | Image Credit: Gilroy Lab<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-589717c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"589717c\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-03d947a elementor-widget elementor-widget-heading\" data-id=\"03d947a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why don\u2019t we use sunlight to grow plants on the International Space Station?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1b9f3fdd elementor-widget elementor-widget-text-editor\" data-id=\"1b9f3fdd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><\/p>\n<table style=\"font-size: 16px;\">\n<tbody>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">Engineering challenges<\/td>\n<td>Windows take a lot of time, effort, and money to design and build in space. They are not worth the cost, given the availability and low cost other lighting options.<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\"><br \/>No long periods<br \/>of darkness<br \/><br \/><\/td>\n<td>The ISS orbits the Earth, so it receives daylight for 45 minutes and darkness for 45 minutes. Plants have a circadian rhythm, and need long periods of darkness for their metabolism to function properly.<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">Flexibility<\/td>\n<td>In 2017, NASA decided to send a second Veggie unit to the ISS. Adding a second Veggie would have been much more difficult if we had to modify the ISS to let in more sunlight. Using lighting technology allows us much more flexibility in what we design and where we place it in the vehicle.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><\/p>\n<p><!-- \/wp:list --><!-- wp:paragraph --><\/p>\n<p><!-- \/wp:paragraph --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4802d1e elementor-widget elementor-widget-heading\" data-id=\"4802d1e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why don't we use sunlight to grow plants on Mars or the Moon?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f3faa2b elementor-widget elementor-widget-text-editor\" data-id=\"f3faa2b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><!-- wp:paragraph --><!-- \/wp:paragraph --><!-- wp:image {\"align\":\"center\",\"id\":4020,\"width\":580,\"height\":589,\"sizeSlug\":\"large\",\"linkDestination\":\"none\"} --><\/p>\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><\/figure>\n<p><!-- \/wp:image --><!-- wp:heading --><\/p>\n<p><!-- \/wp:heading --><!-- wp:table {\"className\":\"is-style-regular\"} --><\/p>\n<figure class=\"wp-block-table is-style-regular\">\n<table>\n<tbody>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">Engineering challenges<\/td>\n<td>Windows take a lot of time, effort, and money to design and build in space. They are not worth the cost, given the availability and low cost other lighting options.<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\"><span class=\"has-inline-color has-ast-global-color-8-color\">iiiiiiiiiiiiiiiiiiiiiiiiii<\/span><br \/>Inadequate light intensity<br \/><span class=\"has-inline-color has-ast-global-color-8-color\">iiiiiiiiiiiiiiiiiiiiiiiIIIIiii<\/span><\/td>\n<td>Mars is much farther from the sun than Earth, so it receives less than half as much sunlight as on Earth. This means plants will grow more slowly, and won’t make as much food.<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">Extended<br \/>day length<\/td>\n<td>One moon day is about 29.5 Earth days long, so a lunar base would get about 2 weeks of nonstop sunlight followed by 2 weeks of darkness. This would inhibit plant growth. In comparison, Mars days are about 25 hours long, very close to our 24-hour days on Earth.<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">Flexibility<\/td>\n<td>Using lighting technology allows us much more flexibility in the environments we design and where we place the plant growth chambers.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p><!-- \/wp:table --><!-- wp:heading --><\/p>\n<p><!-- \/wp:list-item --><\/p>\n<p><!-- \/wp:list --><!-- wp:paragraph --><\/p>\n<p><!-- \/wp:paragraph --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dbcfbb8 elementor-widget elementor-widget-heading\" data-id=\"dbcfbb8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">History of Grow Lights<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e55f01 elementor-widget elementor-widget-text-editor\" data-id=\"5e55f01\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>People have been using light bulbs to grow plants since 1861. For the past 50 years researchers primarily used high pressure sodium (HPS) lamps, but these are not well suited for growing plants in space, since they\u2019re bulky and emit a lot of excess heat. In the search for space-age grow lights, scientists considered incandescent lamps, fluorescent lights, and other types of bulbs, but these options were too short-lived, inefficient, or potentially dangerous for continuous use in spaceflight. Astrobotanists needed a better lighting option, and eventually they found LEDs.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9be9704 elementor-widget elementor-widget-heading\" data-id=\"9be9704\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">LED Grow Lights for Astrobotany<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0773371 elementor-widget elementor-widget-text-editor\" data-id=\"0773371\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Light emitting diode (LED)<\/strong> technology isn\u2019t new\u2014in fact LEDs have been in development since 1939\u2014but LEDs weren\u2019t used to grow plants until NASA researchers studied them for astrobotany. In the early 1990\u2019s the NASA Research Partnership Center at the University of Wisconsin-Madison tested LEDs for plant lighting, which led NASA scientists to publish some of the first papers on LED-based grow lights. LEDs are well-suited for spaceflight\u2014they are energy efficient, long-lasting, lightweight, and emit very little heat. NASA\u2019s development of LED grow lights in the name of astrobotany has benefitted many plant-related industries around the world.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-19e093c elementor-widget elementor-widget-image\" data-id=\"19e093c\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"670\" src=\"https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/02\/ISS_1-scaled-e1692806438147-1024x670.jpg\" class=\"attachment-large size-large wp-image-9885\" alt=\"\" srcset=\"https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/02\/ISS_1-scaled-e1692806438147-1024x670.jpg 1024w, https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/02\/ISS_1-scaled-e1692806438147-300x196.jpg 300w, https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/02\/ISS_1-scaled-e1692806438147-768x503.jpg 768w, https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/02\/ISS_1-scaled-e1692806438147-1536x1006.jpg 1536w, https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/02\/ISS_1-scaled-e1692806438147-2048x1341.jpg 2048w, https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/02\/ISS_1-scaled-e1692806438147-600x393.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Sunrise behind the ISS<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bd854a6 elementor-widget elementor-widget-heading\" data-id=\"bd854a6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why use LEDs instead of sunlight?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b5aad7 elementor-widget elementor-widget-text-editor\" data-id=\"5b5aad7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>We currently use LEDs to grow plants on the International Space Station in the <a href=\"https:\/\/astrobotany.com\/optimal-lighting-for-plants-in-space\/\">Veggie and Advanced Plant Habitat<\/a>. When we look to the future, we will probably continue to use LEDs to grow plants in space, since LEDs are much more reliable than sunlight in the context of space travel. Developments in LED technology are also making them more efficient, so growing plants under LEDs is much cheaper than it was 10 years ago. Still, growing plants under LEDs takes a lot of energy, so scientists are still considering ways to add supplemental sunlight to future space growth chambers. NASA researchers and scientists at the University of Arizona are considering <strong>fiber optic technology<\/strong> to see if they can concentrate sunlight and deliver it to the plants without the complicated engineering of building windows in spacecraft.\u00a0<\/p>\n<p><!-- \/wp:paragraph --><!-- wp:paragraph --><\/p>\n<p>There\u2019s no promise that fiber optics will work in space, but perhaps this technology could make it easier for us to grow plants indoors on Earth. Developments like fiber optics are part of the reason that many people find astrobotany so exciting: astrobotanists collaborate with diverse teams to design cutting-edge technology that will change the way humans live and work in space <em>and<\/em> on Earth.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a3ea5bd elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"a3ea5bd\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0d5235d elementor-widget elementor-widget-heading\" data-id=\"0d5235d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">References<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d674281 elementor-widget elementor-widget-text-editor\" data-id=\"d674281\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li><a href=\"https:\/\/www.nasa.gov\/centers\/johnson\/pdf\/569954main_astronaut%20_FAQ.pdf\">Astronauts Answer Student Questions<\/a><\/li>\n<li><a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC1425852\/\">Plant Circadian Rhythms<\/a><\/li>\n<li><a href=\"https:\/\/growersnetwork.org\/industry\/a-brief-history-of-grow-lighting-part-one\/#:~:text=The%20first%20recorded%20incident%20electrical,that%20can't%20speak%20French\">A Brief History Of Grow Lighting \u2013 Part One<\/a><\/li>\n<li><a href=\"https:\/\/ui.adsabs.harvard.edu\/abs\/2008cosp...37.1940M\/abstract\">Innovations in LED lighting for reduced-ESM crop production in space<\/a><\/li>\n<li><a href=\"https:\/\/spinoff.nasa.gov\/Spinoff2018\/cg_7.html\">NASA Spinoff: High-Efficiency LEDs Grow Crops, Stimulate Alertness<\/a><\/li>\n<li><a href=\"https:\/\/archive.curbed.com\/2017\/4\/26\/15432860\/nasa-greenhouse-mars-university-of-arizona\">NASA designs an inflatable greenhouse for Mars<\/a><\/li>\n<li><a title=\"https:\/\/science.howstuffworks.com\/what-do-day-and-night-look-like-on-moon.htm\" href=\"https:\/\/science.howstuffworks.com\/what-do-day-and-night-look-like-on-moon.htm\">What Are Days and Nights Like on the Moon?<\/a><\/li>\n<li><a href=\"https:\/\/www.nasa.gov\/audience\/foreducators\/9-12\/features\/F_How_Far_How_Faint.html\">NASA: How Far? How Faint?<\/a><\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c70447 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"6c70447\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Plants need light to live and grow, and it takes a lot of energy to grow plants using man-made light fixtures. So why don\u2019t we use sunlight instead? TIC-TOC Experiment under Optimal Lighting | Image Credit: Gilroy Lab Why don\u2019t we use sunlight to grow plants on the International Space Station? Engineering challenges Windows take […]<\/p>\n","protected":false},"author":26,"featured_media":4910,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[53],"tags":[],"class_list":["post-4019","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-experiments"],"aioseo_notices":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/astrobotany.com\/wp-content\/uploads\/2021\/07\/petr-magera-jP5xtSjGYO0-unsplash-scaled.jpeg","_links":{"self":[{"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/posts\/4019","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/comments?post=4019"}],"version-history":[{"count":32,"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/posts\/4019\/revisions"}],"predecessor-version":[{"id":9889,"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/posts\/4019\/revisions\/9889"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/media\/4910"}],"wp:attachment":[{"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/media?parent=4019"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/categories?post=4019"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astrobotany.com\/wp-json\/wp\/v2\/tags?post=4019"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}