{"id":16194,"date":"2018-06-13T10:00:07","date_gmt":"2018-06-13T14:00:07","guid":{"rendered":"http:\/\/hobbyspace.com\/Blog\/?p=16194"},"modified":"2018-06-13T00:44:34","modified_gmt":"2018-06-13T04:44:34","slug":"eso-alma-spots-three-very-young-planets-around-a-very-young-star","status":"publish","type":"post","link":"https:\/\/hobbyspace.com\/Blog\/?p=16194","title":{"rendered":"ESO: ALMA spots 3 very young planets around a very young star"},"content":{"rendered":"<p>The latest news from <a href=\"https:\/\/www.eso.org\/\" target=\"_d\">ESO<\/a>\u00a0(European Southern Observatory):<\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/www.eso.org\/public\/news\/eso1818\/?lang\" target=\"_d\"><strong>ALMA Discovers Trio of Infant Planets around Newborn Star<\/strong><\/a><br \/>\n<em>Novel technique to find youngest planets in our galaxy<\/em><\/p>\n<p><figure id=\"attachment_16196\" aria-describedby=\"caption-attachment-16196\" style=\"width: 520px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.eso.org\/public\/images\/eso1818e\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"16196\" data-permalink=\"https:\/\/hobbyspace.com\/Blog\/?attachment_id=16196\" data-orig-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/eso1818e1.jpg\" data-orig-size=\"1280,1280\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;ESO, ALMA (ESO\/NAOJ\/NRAO); Pinte&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;ALMA has uncovered convincing evidence that three young planets are in orbit around the infant star HD 163296. Using a novel planet-finding technique, astronomers have identified three discrete disturbances in the young star\\u2019s gas-filled disc: the strongest evidence yet that newly formed planets are in orbit there. These are considered the first planets discovered with ALMA.This image shows part of the ALMA data set at one wavelength and reveals a clear \\u201ckink\\u201d in the material, which indicates unambiguously the presence of one of the planets. The annotation shows the predicted position of the planet in question.&quot;,&quot;created_timestamp&quot;:&quot;1528905600&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;ALMA Discovers Trio of Infant Planets&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"ALMA Discovers Trio of Infant Planets\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;ALMA has uncovered convincing evidence that three young planets are in orbit around the infant star HD 163296. Using a novel planet-finding technique, astronomers have identified three discrete disturbances in the young star\u2019s gas-filled disc: the strongest evidence yet that newly formed planets are in orbit there. These are considered the first planets discovered with ALMA.This image shows part of the ALMA data set at one wavelength and reveals a clear \u201ckink\u201d in the material, which indicates unambiguously the presence of one of the planets. The annotation shows the predicted position of the planet in question.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/eso1818e1-1024x1024.jpg\" class=\"wp-image-16196 size-large\" src=\"http:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/eso1818e1-1024x1024.jpg\" alt=\"\" width=\"520\" height=\"520\" srcset=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/eso1818e1-1024x1024.jpg 1024w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/eso1818e1-150x150.jpg 150w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/eso1818e1-300x300.jpg 300w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/eso1818e1-768x768.jpg 768w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/eso1818e1.jpg 1280w\" sizes=\"auto, (max-width: 520px) 100vw, 520px\" \/><\/a><figcaption id=\"caption-attachment-16196\" class=\"wp-caption-text\"><em>ALMA has uncovered convincing evidence that three young planets are in orbit around the infant star HD 163296. Using a novel planet-finding technique, astronomers have identified three discrete disturbances in the young star\u2019s gas-filled disc: the strongest evidence yet that newly formed planets are in orbit there. These are considered the first planets discovered with ALMA.This image shows part of the ALMA data set at one wavelength and reveals a clear \u201ckink\u201d in the material, which indicates unambiguously the presence of one of the planets. The annotation shows the predicted position of the planet in question. [<a href=\"https:\/\/www.eso.org\/public\/images\/eso1818e\/\" target=\"_blank\" rel=\"noopener\">Hi-Res Images<\/a>]<\/em><\/figcaption><\/figure>The <a href=\"http:\/\/www.eso.org\/alma\/\" target=\"_blank\" rel=\"noopener\">Atacama Large Millimeter\/submillimeter Array (ALMA)<\/a>\u00a0has transformed our understanding of\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/Protoplanetary_disk\" target=\"_blank\" rel=\"noopener\">protoplanetary discs<\/a>\u00a0\u2014 the gas- and dust-filled planet factories that encircle young stars. The rings and gaps in these discs provide intriguing circumstantial evidence for the presence of\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/Protoplanet\" target=\"_blank\" rel=\"noopener\">protoplanets<\/a>\u00a0<a href=\"#1\">[1]<\/a>. Other phenomena, however, could also account for these tantalising features.<\/p>\n<p>Two independent teams of astronomers have used ALMA to uncover convincing evidence that three young planets are in orbit around the infant star HD 163296. Using a novel planet-finding technique, the astronomers identified three disturbances in the gas-filled disc around the young star: the strongest evidence yet that newly formed planets are in orbit there. These are considered the first planets to be discovered with ALMA.<\/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\/nnrmyoO1YNo?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>But now, using a novel planet-hunting technique that identifies unusual patterns in the flow of gas within a planet-forming disc around a young star, two teams of astronomers have each confirmed distinct, telltale hallmarks of newly formed planets orbiting an infant star\u00a0<a href=\"#2\">[2]<\/a>.<\/p>\n<p style=\"padding-left: 30px;\"><em>\u201cMeasuring the flow of gas within a protoplanetary disc gives us much more certainty that planets are present around a young star,\u201d\u00a0said Christophe Pinte of Monash University in Australia\u00a0and Institut de Plan\u00e9tologie et d&#8217;Astrophysique de Grenoble (Universit\u00e9 de Grenoble-Alpes\/CNRS) in France, and\u00a0lead author on one of the two papers.\u00a0\u201cThis technique offers a promising new direction to understand how planetary systems form.\u201d<\/em><\/p>\n<p>To make their respective discoveries, each team analysed ALMA observations of\u00a0<a href=\"http:\/\/simbad.u-strasbg.fr\/simbad\/sim-id?Ident=HD+163296\" target=\"_blank\" rel=\"noopener\">HD 163296<\/a>, a young star about 330 light-years from Earth in the constellation of\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/Sagittarius_(constellation)\" target=\"_blank\" rel=\"noopener\">Sagittarius\u00a0<\/a>(The Archer)\u00a0<a href=\"#3\">[3]<\/a>. This star is about twice the mass of the Sun but is just four million years old \u2014 just a thousandth of the age of the Sun.<\/p>\n<p style=\"padding-left: 30px;\"><em>\u201cWe looked at the localised, small-scale motion of gas in the star\u2019s protoplanetary disc. This entirely new approach could uncover some of the youngest planets in our galaxy, all thanks to the high-resolution images from ALMA,\u201d\u00a0said Richard Teague, an astronomer at the University of Michigan and principal author on the other paper.<\/em><\/p>\n<p>Rather than focusing on the dust within the disc, which was\u00a0<a href=\"http:\/\/www.eso.org\/public\/images\/potw1652a\/\" target=\"_blank\" rel=\"noopener\">clearly imaged in earlier ALMA observations<\/a>, the astronomers instead studied carbon monoxide (CO) gas spread throughout the disc. Molecules of CO emit a very distinctive millimetre-wavelength light that ALMA can observe in great detail. Subtle changes in the wavelength of this light due to the\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/Doppler_effect\" target=\"_blank\" rel=\"noopener\">Doppler effect\u00a0<\/a>reveal the motions of the gas in the disc.<\/p>\n<p><figure id=\"attachment_16197\" aria-describedby=\"caption-attachment-16197\" style=\"width: 520px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.eso.org\/public\/images\/potw1652a\/\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"16197\" data-permalink=\"https:\/\/hobbyspace.com\/Blog\/?attachment_id=16197\" data-orig-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/potw1652a1.jpg\" data-orig-size=\"1280,1280\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;ESO, ALMA (ESO\/NAOJ\/NRAO); A. Is&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;Our Solar System formed out of a huge, primordial cloud of gas and dust. The vast majority of that cloud formed the Sun, while the leftover disc of rotating material around it eventually coalesced into the orbiting planets we know \\u2014 and live on \\u2014 today. Astronomers can observe similar processes happening around other stars in the cosmos. This splendid Picture of the Week shows a disc of rotating, leftover material surrounding the young star HD 163296. Using the observing power of the Atacama Large Millimeter\/submillimeter Array (ALMA) in Chile, astronomers have been able to discern specific features in the disc, including concentric rings of material surrounding the central star. They were even able to use ALMA to obtain high-resolution measurements of the gas and dust constituents of the disc. With these data they could infer key details of the formation history of this young stellar system. The three gaps between the rings are likely due to a depletion of dust and in the middle and outer gaps astronomers also found a lower level of gas. The depletion of both dust and gas suggests the presence of newly formed planets, each around the mass of Saturn, carving out these gaps on their brand new orbits.&quot;,&quot;created_timestamp&quot;:&quot;1482732000&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;Planets in the making&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Planets in the making\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Our Solar System formed out of a huge, primordial cloud of gas and dust. The vast majority of that cloud formed the Sun, while the leftover disc of rotating material around it eventually coalesced into the orbiting planets we know \u2014 and live on \u2014 today. Astronomers can observe similar processes happening around other stars in the cosmos. This splendid Picture of the Week shows a disc of rotating, leftover material surrounding the young star HD 163296. Using the observing power of the Atacama Large Millimeter\/submillimeter Array (ALMA) in Chile, astronomers have been able to discern specific features in the disc, including concentric rings of material surrounding the central star. They were even able to use ALMA to obtain high-resolution measurements of the gas and dust constituents of the disc. With these data they could infer key details of the formation history of this young stellar system. The three gaps between the rings are likely due to a depletion of dust and in the middle and outer gaps astronomers also found a lower level of gas. The depletion of both dust and gas suggests the presence of newly formed planets, each around the mass of Saturn, carving out these gaps on their brand new orbits.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/potw1652a1-1024x1024.jpg\" class=\"size-large wp-image-16197\" src=\"http:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/potw1652a1-1024x1024.jpg\" alt=\"\" width=\"520\" height=\"520\" srcset=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/potw1652a1-1024x1024.jpg 1024w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/potw1652a1-150x150.jpg 150w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/potw1652a1-300x300.jpg 300w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/potw1652a1-768x768.jpg 768w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2018\/06\/potw1652a1.jpg 1280w\" sizes=\"auto, (max-width: 520px) 100vw, 520px\" \/><\/a><figcaption id=\"caption-attachment-16197\" class=\"wp-caption-text\">O<em>ur Solar System formed out of a huge, primordial cloud of gas and dust. The vast majority of that cloud formed the Sun, while the leftover disc of rotating material around it eventually coalesced into the orbiting planets we know \u2014 and live on \u2014 today. Astronomers can observe similar processes happening around other stars in the cosmos. This splendid Picture of the Week shows a disc of rotating, leftover material surrounding the young star HD 163296. Using the observing power of the Atacama Large Millimeter\/submillimeter Array (ALMA) in Chile, astronomers have been able to discern specific features in the disc, including concentric rings of material surrounding the central star. They were even able to use ALMA to obtain high-resolution measurements of the gas and dust constituents of the disc. With these data they could infer key details of the formation history of this young stellar system. The three gaps between the rings are likely due to a depletion of dust and in the middle and outer gaps astronomers also found a lower level of gas. The depletion of both dust and gas suggests the presence of newly formed planets, each around the mass of Saturn, carving out these gaps on their brand new orbits. [<a href=\"https:\/\/www.eso.org\/public\/images\/potw1652a\/\" target=\"_blank\" rel=\"noopener\">Hi-Res images<\/a>]<\/em><\/figcaption><\/figure>The team led by Teague identified two planets located approximately 12 billion and 21 billion kilometres from the star. The other team, led by Pinte, identified a planet at about 39 billion kilometres from the star\u00a0<a href=\"#4\">[4]<\/a>.<\/p>\n<p>The two teams used variations on the same technique, which looks for anomalies in the flow of gas \u2014 as evidenced by the shifting wavelengths of the CO emission \u2014 that indicate the gas is interacting with a massive object\u00a0<a href=\"#5\">[5]<\/a>.<\/p>\n<p>The technique used by Teague, which derived averaged variations in the flow of the gas as small as a few percent, revealed the impact of multiple planets on the gas motions nearer to the star. The technique used by Pinte, which more directly measured the flow of the gas, is better suited to studying the outer portion of the disc. It allowed the authors to more accurately locate the third planet, but is restricted to larger deviations of the flow, greater than about 10%.<\/p>\n<p>In both cases, the researchers identified areas where the flow of the gas did not match its surroundings \u2014 a bit like eddies around a rock in a river. By carefully analysing this motion, they could clearly see the influence of planetary bodies similar in mass to Jupiter.<\/p>\n<p>This new technique allows astronomers to more precisely estimate protoplanetary masses and is less likely to produce false positives.<\/p>\n<p style=\"padding-left: 30px;\"><em>\u201cWe are now bringing ALMA front and centre into the realm of planet detection,\u201d\u00a0said coauthor Ted Bergin of the University of Michigan.<\/em><\/p>\n<p>Both teams will continue refining this method and will apply it to other discs, where they hope to better understand how atmospheres are formed and which elements and molecules are delivered to a planet at its birth.<\/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\/nz0sM9KrsLo?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><strong>Notes<\/strong><\/p>\n<p><a name=\"1\"><\/a>[1] Although thousands of exoplanets have been discovered in the last two decades, detecting protoplanets remains at the cutting edge of science and there have been no unambiguous detections before now. The techniques currently used for finding exoplanets in fully formed planetary systems \u2014 such as measuring the wobble of a star or the dimming of starlight due to a transiting planet \u2014 do not lend themselves to detecting protoplanets.<\/p>\n<p><a name=\"2\"><\/a>[2] The motion of gas around a star in the absence of planets has a very simple, predictable pattern (Keplerian rotation) that is nearly impossible to alter both coherently and locally, so that only the presence of a relatively massive object can create such disturbances.<\/p>\n<p><a name=\"3\"><\/a>[3] ALMA\u2019s\u00a0<a href=\"http:\/\/www.eso.org\/public\/images\/potw1652a\/\" target=\"_blank\" rel=\"noopener\">stunning images of HD 163296<\/a>\u00a0and other similar\u00a0<a href=\"http:\/\/www.eso.org\/public\/images\/eso1436a\/\" target=\"_blank\" rel=\"noopener\">systems<\/a>\u00a0have revealed intriguing patterns of concentric rings and gaps within protoplanetary discs. These gaps may be evidence that protoplanets are ploughing the dust and gas away from their orbits, incorporating some of it into their own atmospheres. A\u00a0<a href=\"https:\/\/public.nrao.edu\/news\/2016-alma-planets-disk\/\" target=\"_blank\" rel=\"noopener\">previous study<\/a>\u00a0of this particular star\u2019s disc shows that the gaps in the dust and gas overlap, suggesting that at least two planets have formed there.<\/p>\n<p>These initial observations, however, merely provided circumstantial evidence and could not be used to accurately estimate the masses of the planets.<\/p>\n<p><a name=\"4\"><\/a>[4] These correspond to 80, 140 and 260 times the distance from the Earth to the Sun.<\/p>\n<p><a name=\"5\"><\/a>[5] This technique is similar to the one that led to the discovery of the planet Neptune in the nineteenth century. In that case anomalies in the motion of the planet Uranus were traced to the gravitational effect of an unknown body, which was subsequently discovered visually in 1846 and found to be the eighth planet in the Solar System.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The latest news from ESO\u00a0(European Southern Observatory): ALMA Discovers Trio of Infant Planets around Newborn Star Novel technique to find youngest planets in our galaxy The Atacama Large Millimeter\/submillimeter Array (ALMA)\u00a0has transformed our understanding of\u00a0protoplanetary discs\u00a0\u2014 the gas- and dust-filled planet factories that encircle young stars. The rings and gaps in these discs provide intriguing &hellip; <a href=\"https:\/\/hobbyspace.com\/Blog\/?p=16194\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">ESO: ALMA spots 3 very young planets around a very young star<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_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":""},"categories":[12],"tags":[],"class_list":["post-16194","post","type-post","status-publish","format-standard","hentry","category-astronomy"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p34aWK-4dc","jetpack-related-posts":[{"id":11922,"url":"https:\/\/hobbyspace.com\/Blog\/?p=11922","url_meta":{"origin":16194,"position":0},"title":"ESO: ALMA antennas find signs of new planets in discs around young stars","author":"TopSpacer","date":"December 16, 2015","format":false,"excerpt":"A new report from\u00a0ESO\u00a0(European Southern Observatory): ALMA Reveals Planetary Construction Sites New evidence for young planets in discs around young stars Astronomers using the Atacama Large Millimeter\/submillimeter Array (ALMA) have found the clearest indications yet that planets with masses several times that of Jupiter have recently formed in the discs\u2026","rel":"","context":"In &quot;Astronomy&quot;","block_context":{"text":"Astronomy","link":"https:\/\/hobbyspace.com\/Blog\/?cat=12"},"img":{"alt_text":"Artist\u2019s impression of a transitional disc around a young star. Astronomers using the Atacama Large Millimeter\/submillimeter Array (ALMA) have found telltale differences between the gaps in the gas and the dust in discs around four young stars. These new observations are the clearest indications yet that planets with masses several times that of Jupiter have recently formed in these discs.","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2015\/12\/eso1549a1-1024x662.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":26020,"url":"https:\/\/hobbyspace.com\/Blog\/?p=26020","url_meta":{"origin":16194,"position":1},"title":"ESO: Two exoplanets may share same orbit","author":"TopSpacer","date":"July 19, 2023","format":false,"excerpt":"A new report from the European Southern Observatory (ESO): Does this exoplanet have a sibling sharing the same orbit? Using the Atacama Large Millimeter\/submillimeter Array (ALMA), astronomers have found the possible \u2018sibling\u2019 of a planet orbiting a distant star. The team has detected a cloud of debris that might be\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\/hobbyspace.com\/Blog\/wp-content\/uploads\/2023\/07\/eso2311a1-e1689612879200-500x365.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":26035,"url":"https:\/\/hobbyspace.com\/Blog\/?p=26035","url_meta":{"origin":16194,"position":2},"title":"ESO: Observation of planetary clumping around a young star","author":"TopSpacer","date":"July 25, 2023","format":false,"excerpt":"A new report from the\u00a0 European Southern Observatory (ESO): New image reveals secrets of planet birth A spectacular new image released today by the European Southern Observatory gives us clues about how planets as massive as Jupiter could form. Using ESO\u2019s Very Large Telescope (VLT) and the Atacama Large Millimeter\/submillimeter\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2023\/07\/eso2312a1-500x500.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":12426,"url":"https:\/\/hobbyspace.com\/Blog\/?p=12426","url_meta":{"origin":16194,"position":3},"title":"ESO: Detailed image of a protoplanetary disc around a Sun-like star","author":"TopSpacer","date":"April 1, 2016","format":false,"excerpt":"A new report from\u00a0ESO\u00a0(European Southern Observatory): ALMA\u2019s Most Detailed Image of a Protoplanetary Disc This new image from the Atacama Large Millimeter\/submillimeter Array (ALMA) shows the finest detail ever seen in the planet-forming disc around the nearby Sun-like star TW Hydrae. It reveals a tantalising gap at the same distance\u2026","rel":"","context":"In &quot;Astronomy&quot;","block_context":{"text":"Astronomy","link":"https:\/\/hobbyspace.com\/Blog\/?cat=12"},"img":{"alt_text":"eso1611a[1]","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2016\/04\/eso1611a1.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":22672,"url":"https:\/\/hobbyspace.com\/Blog\/?p=22672","url_meta":{"origin":16194,"position":4},"title":"ESO: Planetary disc warped and distorted in three star system","author":"TopSpacer","date":"September 3, 2020","format":false,"excerpt":"A new report from ESO (European Southern Observatory): New Observations Show Planet-forming Disc Torn Apart by its Three Central Stars A team of astronomers have identified the first direct evidence that groups of stars can tear apart their planet-forming disc, leaving it warped and with tilted rings. This new research\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\/hobbyspace.com\/Blog\/wp-content\/uploads\/2020\/09\/eso2014a1-500x257.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":21876,"url":"https:\/\/hobbyspace.com\/Blog\/?p=21876","url_meta":{"origin":16194,"position":5},"title":"ESO: VLT sees evidence of a planet forming in disc of dust and gas around star AB Aurigae","author":"TopSpacer","date":"May 20, 2020","format":false,"excerpt":"The latest news from ESO (European Southern Observatory): ESO Telescope Sees Signs of Planet Birth The Twist Marks the Spot Observations made with the European Southern Observatory\u2019s Very Large Telescope (ESO\u2019s VLT) have revealed the telltale signs of a star system being born. Around the young star AB Aurigae lies\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\/hobbyspace.com\/Blog\/wp-content\/uploads\/2020\/05\/eso2008a1-500x500.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts\/16194","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=16194"}],"version-history":[{"count":2,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts\/16194\/revisions"}],"predecessor-version":[{"id":16199,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts\/16194\/revisions\/16199"}],"wp:attachment":[{"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=16194"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16194"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16194"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}