{"id":88550,"date":"2019-03-11T11:23:30","date_gmt":"2019-03-11T18:23:30","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2019\/03\/how-to-use-laser-cloaking-to-hide-earth-from-remote-detection"},"modified":"2019-03-11T11:23:30","modified_gmt":"2019-03-11T18:23:30","slug":"how-to-use-laser-cloaking-to-hide-earth-from-remote-detection","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2019\/03\/how-to-use-laser-cloaking-to-hide-earth-from-remote-detection","title":{"rendered":"How to use laser cloaking to hide Earth from remote detection"},"content":{"rendered":"<p><\/p>\n<p><iframe style=\"display: block; margin: 0 auto; width: 100%; aspect-ratio: 4\/3; object-fit: contain;\" src=\"https:\/\/www.youtube.com\/embed\/z1Pqqf_6J9w?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope;\n   picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>Enlarge | + <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" class=\"\" title=\"laser for Very Large Telescope\" src=\"https:\/\/lifeboat.com\/blog.images\/how-to-use-laser-cloaking-to-hide-earth-from-remote-detection2.jpg\" alt=\"\" width=\"599\" height=\"415\"><\/p>\n<div style=\"width:560px; margin-left: auto; margin-right: auto;\"><b>A 22W laser used for adaptive optics on the Very Large Telescope in Chile. A suite of similar lasers could be used to cloak our planet\u2019s transit around the Sun. (credit: ESO\/G. H\u00fcdepohl)<\/b><\/div>\n<p>We could use lasers to conceal the Earth from observation by an advanced extraterrestrial civilization by shining massive laser beams aimed at a specific star where aliens might be located \u2014 thus masking our planet during its transit of the Sun, suggest two astronomers at <a href=\"http:\/\/www.astro.columbia.edu\/\" target=\"_blank\">Columbia University<\/a> in an <a href=\"http:\/\/mnras.oxfordjournals.org\/content\/early\/2016\/03\/30\/mnras.stw672\" target=\"_blank\">open-access paper<\/a> in <em>Monthly Notices of the Royal Astronomical Society<\/em>.<\/p>\n<p>The idea comes from the <a href=\"http:\/\/kepler.nasa.gov\/\" target=\"_blank\">NASA Kepler<\/a> mission\u2019s search method for <a href=\"https:\/\/en.wikipedia.org\/wiki\/Exoplanet\" target=\"_blank\">exoplanets<\/a> (planets around other stars), which looks for transits (a planet crossing in front a star) \u2014 identified by a tiny decrease in the star\u2019s brightness.*.<\/p>\n<p><!-- Link: <a href=\"http:\/\/www.kurzweilai.net\/how-to-use-laser-cloaking-to-hide-earth-from-remote-detection-by-aliens\">http:\/\/www.kurzweilai.net\/how-to-use-laser-cloaking-to-hide-...-by-aliens<\/a> --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Enlarge | + A 22W laser used for adaptive optics on the Very Large Telescope in Chile. A suite of similar lasers could be used to cloak our planet\u2019s transit around the Sun. (credit: ESO\/G. H\u00fcdepohl) We could use lasers to conceal the Earth from observation by an advanced extraterrestrial civilization by shining massive laser [\u2026]<\/p>\n","protected":false},"author":513,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1527],"tags":[],"class_list":["post-88550","post","type-post","status-publish","format-standard","hentry","category-alien-life"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/88550","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/513"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=88550"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/88550\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=88550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=88550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=88550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}