{"id":6035,"date":"2014-01-14T07:14:38","date_gmt":"2014-01-14T07:14:38","guid":{"rendered":"http:\/\/hobbyspace.com\/Blog\/?p=6035"},"modified":"2014-01-14T07:14:38","modified_gmt":"2014-01-14T07:14:38","slug":"video-focusing-on-exoplanets-with-the-giant-magellan-telescope","status":"publish","type":"post","link":"https:\/\/hobbyspace.com\/Blog\/?p=6035","title":{"rendered":"Video: Focusing on exoplanets with the Giant Magellan Telescope"},"content":{"rendered":"<p>Here&#8217;s a Planetary Society report on the making of one of the seven mirrors for the\u00a0<a href=\"http:\/\/www.gmto.org\/\" target=\"_d\">Giant Magellan Telescope<\/a>, which should become operational in 2020.<\/p>\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"1600\" height=\"900\" src=\"https:\/\/www.youtube.com\/embed\/z7Qa7UsE1D8?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=en&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/p>\n<p>From the caption:<\/p>\n<blockquote><p>After spending three months cooling, the GMT&#8217;s third mirror was removed from its rotating furnace on Dec. 6, 2013 and unveiled at the University of Arizona Steward Observatory Mirror Lab. It will take another three years for the mirror to be polished to extremely high precision. If the finished mirror were enlarged to cover the continental U.S., the peak-to-valley variance in smoothness would only be a half-inch.<\/p>\n<p>The GMT&#8217;s seven 8.4 meter mirrors and adaptive optics system will give it ten times the resolution and sensitivity of the Hubble Space Telescope. It will be able to measure the mass of exoplanets and determine the composition of their atmospheres.<\/p>\n<p>If life exists on one of the 1,000 currently known exoplanets, the GMT may be able to see indicators of life like ozone and chlorophyll in the exoplanet&#8217;s atmosphere. Such a game-changing discovery could tell us Earth is not the only planet in the Universe with life.<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Here&#8217;s a Planetary Society report on the making of one of the seven mirrors for the\u00a0Giant Magellan Telescope, which should become operational in 2020. From the caption: After spending three months cooling, the GMT&#8217;s third mirror was removed from its rotating furnace on Dec. 6, 2013 and unveiled at the University of Arizona Steward Observatory &hellip; <a href=\"https:\/\/hobbyspace.com\/Blog\/?p=6035\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Video: Focusing on exoplanets with the Giant Magellan Telescope<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[12,46],"tags":[],"class_list":["post-6035","post","type-post","status-publish","format-standard","hentry","category-astronomy","category-exoplanets"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p34aWK-1zl","jetpack-related-posts":[{"id":4393,"url":"https:\/\/hobbyspace.com\/Blog\/?p=4393","url_meta":{"origin":6035,"position":0},"title":"Video: Imaging habitable exoplanets + PANOPTES citizen science exoplanet search","author":"TopSpacer","date":"September 10, 2013","format":false,"excerpt":"Here's a very interesting SETI Institute seminar by Olivier Guyon about the possibilities of directly imaging planets in the habitable zones of stars by using coronagraph techniques on telescopes to suppress the glare of the star. Could work with a Hubble size telescope in orbit or with the new giant\u2026","rel":"","context":"In &quot;Astronomy&quot;","block_context":{"text":"Astronomy","link":"https:\/\/hobbyspace.com\/Blog\/?cat=12"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/img.youtube.com\/vi\/Da2KLcbUIV8\/0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":12674,"url":"https:\/\/hobbyspace.com\/Blog\/?p=12674","url_meta":{"origin":6035,"position":1},"title":"Proposed High Definition Space Telescope (HDST) could directly image exoplanets","author":"TopSpacer","date":"May 24, 2016","format":false,"excerpt":"A group of astronomers last year proposed\u00a0a 11.7 meter diameter\u00a0multi-mirror space telescope that could image planets around other stars:\u00a0From Cosmic Birth to Living Earths\u00a0(See also the detailed study in the\u00a0AURA report (pdf)) The High Definition Space Telescope (HDST) would be sensitive to light at UV through near-infrared wavelengths, viewing the\u2026","rel":"","context":"In &quot;Astronomy&quot;","block_context":{"text":"Astronomy","link":"https:\/\/hobbyspace.com\/Blog\/?cat=12"},"img":{"alt_text":"fig_5-1[1]","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2016\/05\/fig_5-11.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":4635,"url":"https:\/\/hobbyspace.com\/Blog\/?p=4635","url_meta":{"origin":6035,"position":2},"title":"Video: The Colossus telescope and the search for exoplanets with advanced tech civilizations","author":"TopSpacer","date":"September 25, 2013","format":false,"excerpt":"This SETI Institute talk combines two amazing developments of our day - the discovery of exoplanets and the development of giant telescopes. Jeff Kuhn of the Institute for Astronomy at the University of Hawaii gives an excellent presentation (suitable for a wide audience) about The Colossus Project: Designing an optical\/IR\u2026","rel":"","context":"In &quot;Astronomy&quot;","block_context":{"text":"Astronomy","link":"https:\/\/hobbyspace.com\/Blog\/?cat=12"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/img.youtube.com\/vi\/QpGDs7cyRMM\/0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":4089,"url":"https:\/\/hobbyspace.com\/Blog\/?p=4089","url_meta":{"origin":6035,"position":3},"title":"Telescope system corrects for atmospheric distortions in visible light observations","author":"TopSpacer","date":"August 22, 2013","format":false,"excerpt":"The announcement below is quite interesting. Previously, using adaptive optics to correct for atmospheric distortions only worked for infrared observations. Now it is being applied to visible light astronomy: UA Astronomers Take Sharpest Photos Ever of the Night Sky Thanks to new technology developed in part at the UA, astronomers\u2026","rel":"","context":"In &quot;Astronomy&quot;","block_context":{"text":"Astronomy","link":"https:\/\/hobbyspace.com\/Blog\/?cat=12"},"img":{"alt_text":"A close-up of the central region of the Orion nebula, taken with the Schulman Telescope at the UA&#039;s Mount Lemmon SkyCenter. (Photo: Adam Block\/UA SkyCenter)","src":"https:\/\/i0.wp.com\/uanews.org\/sites\/default\/files\/styles\/story-page-headline-800-300\/public\/story-images\/m42%20by%20A%20Block_0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":13519,"url":"https:\/\/hobbyspace.com\/Blog\/?p=13519","url_meta":{"origin":6035,"position":4},"title":"Kickstarter: Project Blue aims to see exoplanets at Alpha Centauri with low cost space observatory","author":"TopSpacer","date":"November 16, 2016","format":false,"excerpt":"Project Blue\u00a0intends to develop a small, low cost space telescope that looks continually at our nearest neighboring star system, Alpha Centauri, and try to directly image any\u00a0planets orbiting it. A coronagraph will be used to block the otherwise blinding glare of the stars. 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