{"id":14325,"date":"2017-05-04T17:20:32","date_gmt":"2017-05-04T21:20:32","guid":{"rendered":"http:\/\/hobbyspace.com\/Blog\/?p=14325"},"modified":"2017-05-04T17:20:32","modified_gmt":"2017-05-04T21:20:32","slug":"hubble-space-telescope-a-new-view-of-the-abell-370-cluster-of-galaxies","status":"publish","type":"post","link":"https:\/\/hobbyspace.com\/Blog\/?p=14325","title":{"rendered":"Hubble space telescope: A new view of the Abell 370 cluster of galaxies"},"content":{"rendered":"<p>A new report from the\u00a0<a href=\"http:\/\/www.spacetelescope.org\/news\/heic1711\/?lang\" target=\"_d\">NASA\/ESA Hubble Space Telescope<\/a>:<\/p>\n<p style=\"text-align: center;\"><strong><a href=\"http:\/\/www.spacetelescope.org\/news\/heic1711\/?lang\" target=\"_blank\" rel=\"noopener noreferrer\">The final frontier of the Frontier Fields<\/a>\u00a0<\/strong><\/p>\n<p>The NASA\/ESA Hubble Telescope has peered across six billion light years of space to resolve extremely faint features of the galaxy cluster Abell 370 that have not been seen before. Imaged here in stunning detail, Abell 370 is part of the Frontier Fields programme which uses massive galaxy clusters to study the mysteries of dark matter and the very early Universe.<\/p>\n<p><figure id=\"attachment_14326\" aria-describedby=\"caption-attachment-14326\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.spacetelescope.org\/images\/heic1711a\/\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"14326\" data-permalink=\"https:\/\/hobbyspace.com\/Blog\/?attachment_id=14326\" data-orig-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711a1.jpg\" data-orig-size=\"700,779\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;NASA, ESA\/Hubble, HST Frontier F&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;With the final observation of the distant galaxy cluster Abell 370 \\u2014 some five billion light-years away \\u2014 the Frontier Fields program came to an end. Abell 370 is one of the very first galaxy clusters in which astronomers observed the phenomenon of gravitational lensing, the warping of spacetime by the cluster\\u2019s gravitational field that distorts the light from galaxies lying far behind it. This manifests as arcs and streaks in the picture, which are the stretched images of background galaxies.&quot;,&quot;created_timestamp&quot;:&quot;1493913600&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;The last of the Frontier Fields \\u2014 Abell 370&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"The last of the Frontier Fields \u2014 Abell 370\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;With the final observation of the distant galaxy cluster Abell 370 \u2014 some five billion light-years away \u2014 the Frontier Fields program came to an end. Abell 370 is one of the very first galaxy clusters in which astronomers observed the phenomenon of gravitational lensing, the warping of spacetime by the cluster\u2019s gravitational field that distorts the light from galaxies lying far behind it. This manifests as arcs and streaks in the picture, which are the stretched images of background galaxies.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711a1.jpg\" class=\"wp-image-14326\" src=\"http:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711a1.jpg\" alt=\"\" width=\"500\" height=\"556\" srcset=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711a1.jpg 700w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711a1-270x300.jpg 270w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><figcaption id=\"caption-attachment-14326\" class=\"wp-caption-text\"><em>With the final observation of the distant galaxy cluster Abell 370 \u2014 some five billion light-years away \u2014 the Frontier Fields program came to an end. Abell 370 is one of the very first galaxy clusters in which astronomers observed the phenomenon of gravitational lensing, the warping of spacetime by the cluster\u2019s gravitational field that distorts the light from galaxies lying far behind it. This manifests as arcs and streaks in the picture, which are the stretched images of background galaxies. [<a href=\"http:\/\/www.spacetelescope.org\/images\/heic1711a\/\" target=\"_blank\" rel=\"noopener noreferrer\">Larger version<\/a>]<\/em><\/figcaption><\/figure>Six billion light-years away in the constellation<a href=\"https:\/\/en.wikipedia.org\/wiki\/Cetus\" target=\"_blank\" rel=\"noopener noreferrer\"> Cetus<\/a> (the Sea Monster), <a href=\"https:\/\/en.wikipedia.org\/wiki\/Abell_370\" target=\"_blank\" rel=\"noopener noreferrer\">Abell 370<\/a> is made up of hundreds of galaxies <a href=\"#1\">[1]<\/a>. Already in the mid-1980s higher-resolution images of the cluster showed that the giant luminous arc in the lower left of the image was not a curious structure within the cluster, but rather an astrophysical phenomenon: the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Gravitational_lens\" target=\"_blank\" rel=\"noopener noreferrer\">gravitationally lensed<\/a> image of a galaxy twice as far away as the cluster itself. Hubble helped show that this arc is composed of two distorted images of an ordinary <a href=\"https:\/\/en.wikipedia.org\/wiki\/spiral_galaxy\" target=\"_blank\" rel=\"noopener noreferrer\">spiral galaxy<\/a> that just happens to lie behind the cluster.<\/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\/_wV-kQaCcQI?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 style=\"padding-left: 30px;\"><em>This zoom starts with a ground-based view of the sky and zooms in on the distant galaxy cluster Abell 370, as seen by the NASA\/ESA Hubble Space Telescope. \u00a0The mass of the cluster is large enough to bend the light of more distant objects along the line of sight. This creates interesting distortions, fascinating arcs and it even magnifies objects which would otherwise be to faint and tiny to be seen by Hubble. Credit<strong>:\u00a0<\/strong>ESA\/Hubble Music: Richard Hasbia &#8220;Stan Dart&#8221;<\/em><\/p>\n<p>Abell 370\u2019s enormous gravitational influence warps the shape of spacetime around it, causing the light of background galaxies to spread out along multiple paths and appear both distorted and magnified. The effect can be seen as a series of streaks and arcs curving around the centre of the image. Massive <a href=\"https:\/\/en.wikipedia.org\/wiki\/Galaxy_cluster\" target=\"_blank\" rel=\"noopener noreferrer\">galaxy clusters<\/a> can therefore act like natural telescopes, giving astronomers a close-up view of the very distant galaxies behind the cluster \u2014 a glimpse of the Universe in its infancy, only a few hundred million years after the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Big_Bang\" target=\"_blank\" rel=\"noopener noreferrer\">Big Bang<\/a>.<\/p>\n<p><figure id=\"attachment_14328\" aria-describedby=\"caption-attachment-14328\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.spacetelescope.org\/images\/heic1711b\/\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"14328\" data-permalink=\"https:\/\/hobbyspace.com\/Blog\/?attachment_id=14328\" data-orig-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711b1.jpg\" data-orig-size=\"700,785\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&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;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Abell 370 parallel field\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;While one eye of Hubble was observing its main target, the massive galaxy cluster Abell 370, the second eye \u2014 another instrument \u2014 was looking at a part of the sky right next to the cluster.&lt;\/p&gt;\n&lt;p&gt;Although not as spectacular as the light-bending clusters, these parallel fields are as deep as the main images and can even compete with the famous Hubble Deep Field as regards depth. They are therefore a valuable tool for studying the evolution of galaxies from the early epochs of the Universe until today.&lt;br \/&gt;\n Credit: NASA, ESA\/Hubble, HST Frontier Fields&lt;\/p&gt;\n\" data-large-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711b1.jpg\" class=\"wp-image-14328\" src=\"http:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711b1.jpg\" alt=\"\" width=\"500\" height=\"561\" srcset=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711b1.jpg 700w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711b1-268x300.jpg 268w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><figcaption id=\"caption-attachment-14328\" class=\"wp-caption-text\"><em>While one eye of Hubble was observing its main target, the massive galaxy cluster Abell 370, the second eye \u2014 another instrument \u2014 was looking at a part of the sky right next to the cluster.\u00a0Although not as spectacular as the light-bending clusters, these parallel fields are as deep as the main images and can even compete with the famous Hubble Deep Field as regards depth. They are therefore a valuable tool for studying the evolution of galaxies from the early epochs of the Universe until today.\u00a0Credit: NASA, ESA\/Hubble, HST Frontier Fields [<a href=\"http:\/\/www.spacetelescope.org\/images\/heic1711b\/\" target=\"_blank\" rel=\"noopener noreferrer\">Larger version<\/a>]<\/em><\/figcaption><\/figure>This image of Abell 370 was captured as part of the <a href=\"https:\/\/frontierfields.org\/\" target=\"_blank\" rel=\"noopener noreferrer\">Frontier Fields<\/a> programme, which used a whopping 630 hours of Hubble observing time, over 560 orbits of the Earth. Six clusters of galaxies were imaged in exquisite detail, including Abell 370 which was the very last one to be finished. An earlier image of this object \u00a0\u2014 using less observation time and therefore not recording such faint detail \u2014 was <a href=\"http:\/\/www.spacetelescope.org\/images\/heic0910b\/\" target=\"_blank\" rel=\"noopener noreferrer\">published in 2009<\/a>.<\/p>\n<p>During the cluster observations, Hubble also looked at six \u201cparallel fields\u201d, regions near the galaxy clusters which were imaged with the same exposure times as the clusters themselves. Each cluster and parallel field were imaged in infrared light by the <a href=\"http:\/\/spacetelescope.org\/about\/general\/instruments\/wfc3\/\" target=\"_blank\" rel=\"noopener noreferrer\">Wide Field Camera 3 (WFC3)<\/a>, and in visible light by the <a href=\"http:\/\/spacetelescope.org\/about\/general\/instruments\/acs\/\" target=\"_blank\" rel=\"noopener noreferrer\">Advanced Camera for Surveys (ACS)<\/a>.<\/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\/BHeJdv07-LI?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 style=\"padding-left: 30px;\"><em>This video pans across the massive galaxy cluster Abell 370, the last cluster to be observed as part of the Frontier Fields programme. The huge mass of the cluster bends the light from more distant objects, creating distorted and magnified images of them. This allows astronomers to calculate the total mass of the cluster \u2014 both normal matter and dark matter \u2014 and to investigate objects in the early Universe that would be otherwise too faint and tiny for Hubble to see. Astronomers believe this distortion is caused by dark matter that holds together the mix of galaxies and intergalactic hot gas.\u00a0Credit:<strong>\u00a0<\/strong>ESA\/Hubble Music: Richard Hasbia &#8220;Stan Dart&#8221;<\/em><\/p>\n<p>The Frontier Fields programme produced the deepest observations ever made of galaxy clusters and the magnified galaxies behind them. These observations are helping astronomers understand how stars and galaxies emerged out of the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Chronology_of_the_universe#Dark_Ages\" target=\"_blank\" rel=\"noopener noreferrer\">dark ages<\/a> of the Universe, when space was dark, opaque, and filled with hydrogen.<\/p>\n<p>Studying massive galaxy clusters like Abell 370 also helps with measuring the distribution of normal matter and <a href=\"https:\/\/en.wikipedia.org\/wiki\/Dark_matter\" target=\"_blank\" rel=\"noopener noreferrer\">dark matter<\/a> within such clusters [<a href=\"http:\/\/www.spacetelescope.org\/news\/heic1506\/\" target=\"_blank\" rel=\"noopener noreferrer\">heic1506<\/a>]. By studying its lensing properties, astronomers have determined that Abell 370 contains two large, separate clumps of dark matter, contributing to the evidence that this massive galaxy cluster is actually the result of two smaller clusters merging together.<\/p>\n<p>Now that the observations for the Frontier Fields programme are complete, astronomers can use the full dataset to explore the clusters, their gravitational lensing effects and the magnified galaxies from the early Universe in full detail.<\/p>\n<p><figure id=\"attachment_14329\" aria-describedby=\"caption-attachment-14329\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.spacetelescope.org\/images\/heic1711d\/\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"14329\" data-permalink=\"https:\/\/hobbyspace.com\/Blog\/?attachment_id=14329\" data-orig-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711d1.jpg\" data-orig-size=\"700,779\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;ESA\/Hubble&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;This image of Abell 370 was released in 2009. Compared the the new image, which contains more observation time, less structures are visible and faint objects have disappeared \\u2014 the new image has increased the depth of the image dramatically, clearly showing the benefit of additional observation time. A direct comparison between both images can be seen here.&quot;,&quot;created_timestamp&quot;:&quot;1493913600&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;Abell 370 (seen in 2009)&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Abell 370 (seen in 2009)\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;This image of Abell 370 was released in 2009. Compared the the new image, which contains more observation time, less structures are visible and faint objects have disappeared \u2014 the new image has increased the depth of the image dramatically, clearly showing the benefit of additional observation time. A direct comparison between both images can be seen here.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711d1.jpg\" class=\"wp-image-14329\" src=\"http:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711d1.jpg\" alt=\"\" width=\"500\" height=\"556\" srcset=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711d1.jpg 700w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2017\/05\/heic1711d1-270x300.jpg 270w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><figcaption id=\"caption-attachment-14329\" class=\"wp-caption-text\"><em>This image of Abell 370 was released in 2009. Compared the the new image, which contains more observation time, less structures are visible and faint objects have disappeared \u2014 the new image has increased the depth of the image dramatically, clearly showing the benefit of additional observation time. A direct comparison between both images can be seen here. [<a href=\"http:\/\/www.spacetelescope.org\/images\/heic1711d\/\" target=\"_blank\" rel=\"noopener noreferrer\">Larger version<\/a>]<\/em><\/figcaption><\/figure><strong>Notes<\/strong><\/p>\n<p><a class=\"anchor\" name=\"1\"><\/a>[1] Galaxy clusters are the most massive structures in the Universe that are held together by gravity, generally thought to have formed when smaller groups of galaxies smashed into each other in ever-bigger cosmic collisions. Such clusters can contain up to 1000 galaxies, along with hot intergalactic gas that often shines brightly at X-ray wavelengths, all bound together primarily by the gravity of dark matter.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A new report from the\u00a0NASA\/ESA Hubble Space Telescope: The final frontier of the Frontier Fields\u00a0 The NASA\/ESA Hubble Telescope has peered across six billion light years of space to resolve extremely faint features of the galaxy cluster Abell 370 that have not been seen before. Imaged here in stunning detail, Abell 370 is part of &hellip; <a href=\"https:\/\/hobbyspace.com\/Blog\/?p=14325\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Hubble space telescope: A new view of the Abell 370 cluster of galaxies<\/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_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-14325","post","type-post","status-publish","format-standard","hentry","category-astronomy"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p34aWK-3J3","jetpack-related-posts":[{"id":16729,"url":"https:\/\/hobbyspace.com\/Blog\/?p=16729","url_meta":{"origin":14325,"position":0},"title":"Hubble: Galaxy cluster Abell 370 magnifies ancient objects beyond it","author":"TopSpacer","date":"September 13, 2018","format":false,"excerpt":"The latest report from the NASA\/ESA Hubble collaboration: BUFFALO charges towards the earliest galaxies New Hubble project provides wide-field view of the galaxy cluster Abell 370\u00a0 The NASA\/ESA Hubble Space Telescope has started a new mission to shed light on the evolution of the earliest galaxies in the Universe. The\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\/2018\/09\/heic1816a1.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":12921,"url":"https:\/\/hobbyspace.com\/Blog\/?p=12921","url_meta":{"origin":14325,"position":1},"title":"Hubble studies galactic cluster whose gravitation magnifies other more distant galaxies","author":"TopSpacer","date":"July 21, 2016","format":false,"excerpt":"A new report from the\u00a0Hubble space observatory: Space... the final frontier Fifty years ago Captain Kirk and the crew of the starship Enterprise began their journey into space \u2014 the final frontier. Now, as the newest Star Trek film hits cinemas, the NASA\/ESA Hubble space telescope is also exploring new\u2026","rel":"","context":"In &quot;Astronomy&quot;","block_context":{"text":"Astronomy","link":"https:\/\/hobbyspace.com\/Blog\/?cat=12"},"img":{"alt_text":"Abell S1063, a galaxy cluster, was observed by the NASA\/ESA Hubble Space Telescope as part of the Frontier Fields programme. The huge mass of the cluster acts as a cosmic magnifying glass and enlarges even more distant galaxies, so they become bright enough for Hubble to see.","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2016\/07\/heic1615a1.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":15112,"url":"https:\/\/hobbyspace.com\/Blog\/?p=15112","url_meta":{"origin":14325,"position":2},"title":"Hubble: &#8220;Wobbling galaxies&#8221; inconsistent with standard model of dark matter","author":"TopSpacer","date":"October 26, 2017","format":false,"excerpt":"A new report from the Hubble Space Telescope collaboration: Hubble discovers \u201cwobbling galaxies\u201d\u00a0 Observations may hint at nature of dark matter Using the NASA\/ESA Hubble Space Telescope, astronomers have discovered that the brightest galaxies within galaxy clusters \u201cwobble\u201d relative to the cluster\u2019s centre of mass. This unexpected result is inconsistent\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\/2017\/10\/heic1615a1.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":10375,"url":"https:\/\/hobbyspace.com\/Blog\/?p=10375","url_meta":{"origin":14325,"position":3},"title":"ESO: Possible first sign of self-interacting dark matter","author":"TopSpacer","date":"April 15, 2015","format":false,"excerpt":"A new report from the European Southern Observatory (ESO): First Signs of Self-interacting Dark Matter? For the first time dark matter may have been observed interacting with other dark matter in a way other than through the force of gravity. Observations of colliding galaxies made with ESO\u2019s Very Large Telescope\u2026","rel":"","context":"In &quot;Astronomy&quot;","block_context":{"text":"Astronomy","link":"https:\/\/hobbyspace.com\/Blog\/?cat=12"},"img":{"alt_text":"eso1514a[1]","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2015\/04\/eso1514a1.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2015\/04\/eso1514a1.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2015\/04\/eso1514a1.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2015\/04\/eso1514a1.jpg?resize=700%2C400 2x"},"classes":[]},{"id":13574,"url":"https:\/\/hobbyspace.com\/Blog\/?p=13574","url_meta":{"origin":14325,"position":4},"title":"ESA\/Hubble: Tangled threads weave through cosmic oddity","author":"TopSpacer","date":"December 1, 2016","format":false,"excerpt":"The latest\u00a0Hubble telescope\u00a0finding: Tangled threads weave through cosmic oddity New observations from the NASA\/ESA Hubble Space Telescope have revealed the intricate structure of the galaxy NGC 4696 in greater detail than ever before. The elliptical galaxy is a beautiful cosmic oddity with a bright core wrapped in system of dark,\u2026","rel":"","context":"In &quot;Astronomy&quot;","block_context":{"text":"Astronomy","link":"https:\/\/hobbyspace.com\/Blog\/?cat=12"},"img":{"alt_text":"This picture, taken by Hubble\u2019s Wide Field Camera 3 (WFC3), shows NGC 4696, the largest galaxy in the Centaurus Cluster. The new images taken with Hubble show the dusty filaments surrounding the centre of this huge galaxy in greater detail than ever before. These filaments loop and curl inwards in an intriguing spiral shape, swirling around the supermassive black hole at such a distance that they are dragged into and eventually consumed by the black hole itself.","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2016\/12\/heic1621a1.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":12741,"url":"https:\/\/hobbyspace.com\/Blog\/?p=12741","url_meta":{"origin":14325,"position":5},"title":"ESO: Intergalactic gas clouds pulled towards supermassive black hole","author":"TopSpacer","date":"June 8, 2016","format":false,"excerpt":"The latest report from\u00a0ESO\u00a0(European Southern Observatory: Black Hole Fed by Cold Intergalactic Deluge An international team of astronomers using the Atacama Large Millimeter\/submillimeter Array (ALMA) has witnessed a cosmic weather event that has never been seen before \u2014 a cluster of towering intergalactic gas clouds raining in on the supermassive\u2026","rel":"","context":"In &quot;Astronomy&quot;","block_context":{"text":"Astronomy","link":"https:\/\/hobbyspace.com\/Blog\/?cat=12"},"img":{"alt_text":"The cosmic weather report, as illustrated in this artist\u2019s concept, calls for condensing clouds of cold molecular gas around the Abell 2597 Brightest Cluster Galaxy. The clouds condense out of the hot, ionised gas that suffuses the space between the galaxies in this cluster. New ALMA data show that these clouds are raining in on the galaxy, plunging toward the supermassive black hole at its centre.","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2016\/06\/eso1618a1-768x1024.jpg?resize=350%2C200","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts\/14325","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=14325"}],"version-history":[{"count":1,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts\/14325\/revisions"}],"predecessor-version":[{"id":14330,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts\/14325\/revisions\/14330"}],"wp:attachment":[{"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=14325"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14325"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}