{"id":474,"date":"2012-04-15T15:38:44","date_gmt":"2012-04-15T20:38:44","guid":{"rendered":"http:\/\/nekaal-observer.org\/?p=474"},"modified":"2012-04-15T15:38:44","modified_gmt":"2012-04-15T20:38:44","slug":"more-arp-galaxies","status":"publish","type":"post","link":"https:\/\/nekaal.org\/observer\/wp\/index.php\/2012\/04\/15\/more-arp-galaxies\/","title":{"rendered":"More Arp Galaxies"},"content":{"rendered":"<p>And still taking images of Arp&#8217;s Peculiar Galaxies for the Astronomical League program, I&#8217;ll post a few recent ones. These are taken at Farpoint Observatory with the 27&#8243; &#8220;Tombaugh&#8221; reflector.<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" data-src=\"https:\/\/nekaal.org\/observer\/wp\/wp-content\/uploads\/2012\/04\/Arp-120-420x420.jpg\" alt=\"\" title=\"Arp-120\" width=\"420\" height=\"420\" class=\"aligncenter size-large wp-image-475 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 420px; --smush-placeholder-aspect-ratio: 420\/420;\" \/><noscript><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/nekaal.org\/observer\/wp\/wp-content\/uploads\/2012\/04\/Arp-120-420x420.jpg\" alt=\"\" title=\"Arp-120\" width=\"420\" height=\"420\" class=\"aligncenter size-large wp-image-475\" \/><\/noscript><\/p>\n<p>Arp 120 (above) is a seriously disturbed galaxy pair, with an amazingly distorted trails of stars. Those small dark patches in the star trails are real&#8211;rogue dark nebulas blocking some of the light.<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" data-src=\"https:\/\/nekaal.org\/observer\/wp\/wp-content\/uploads\/2012\/04\/Arp-242-420x420.jpg\" alt=\"\" title=\"Arp-242\" width=\"420\" height=\"420\" class=\"aligncenter size-large wp-image-476 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 420px; --smush-placeholder-aspect-ratio: 420\/420;\" \/><noscript><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/nekaal.org\/observer\/wp\/wp-content\/uploads\/2012\/04\/Arp-242-420x420.jpg\" alt=\"\" title=\"Arp-242\" width=\"420\" height=\"420\" class=\"aligncenter size-large wp-image-476\" \/><\/noscript><\/p>\n<p>Arp 242 is a crowd-pleaser, two galaxies that appear to be making several passes at each other and gravitationally smearing each others&#8217; shapes before parting ways or (more likely) eventually merging. Not sure which, yet&#8211;please ask again a few billion years from now.<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" data-src=\"https:\/\/nekaal.org\/observer\/wp\/wp-content\/uploads\/2012\/04\/Arp-271-420x420.jpg\" alt=\"\" title=\"Arp-271\" width=\"420\" height=\"420\" class=\"aligncenter size-large wp-image-477 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 420px; --smush-placeholder-aspect-ratio: 420\/420;\" \/><noscript><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/nekaal.org\/observer\/wp\/wp-content\/uploads\/2012\/04\/Arp-271-420x420.jpg\" alt=\"\" title=\"Arp-271\" width=\"420\" height=\"420\" class=\"aligncenter size-large wp-image-477\" \/><\/noscript><\/p>\n<p>Two more gravitationally interacting galaxies. If your monitor is adjusted well, you&#8217;ll see two streams of stars between the galaxies. The tiny bright spots in the galaxies&#8217; arms are star-forming areas. Any time you have stars and surrounding gas colliding with this bulk and force, you have to expect lots of new stars to form.<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" data-src=\"https:\/\/nekaal.org\/observer\/wp\/wp-content\/uploads\/2012\/04\/Arp-286-420x420.jpg\" alt=\"\" title=\"Arp-286\" width=\"420\" height=\"420\" class=\"aligncenter size-large wp-image-478 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 420px; --smush-placeholder-aspect-ratio: 420\/420;\" \/><noscript><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/nekaal.org\/observer\/wp\/wp-content\/uploads\/2012\/04\/Arp-286-420x420.jpg\" alt=\"\" title=\"Arp-286\" width=\"420\" height=\"420\" class=\"aligncenter size-large wp-image-478\" \/><\/noscript><\/p>\n<p>Arp 286 shows yet more galaxies being distorted by each other&#8217;s gravity. And it&#8217;s almost always gravity that makes the shapes of Arp Peculiar Galaxies so, well, peculiar. It&#8217;s not their fault&#8211;if we had 200 billion solar masses stretching us up close for billions of years, we might look a bit peculiar, too.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>And still taking images of Arp&#8217;s Peculiar Galaxies for the Astronomical League program, I&#8217;ll post a few recent ones. These are taken at Farpoint Observatory with the 27&#8243; &#8220;Tombaugh&#8221; reflector. Arp 120 (above) is a seriously disturbed galaxy pair, with an amazingly distorted trails of stars. Those small dark patches in the star trails are &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/nekaal.org\/observer\/wp\/index.php\/2012\/04\/15\/more-arp-galaxies\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;More Arp Galaxies&#8221;<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/nekaal.org\/observer\/wp\/index.php\/wp-json\/wp\/v2\/posts\/474"}],"collection":[{"href":"https:\/\/nekaal.org\/observer\/wp\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nekaal.org\/observer\/wp\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nekaal.org\/observer\/wp\/index.php\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/nekaal.org\/observer\/wp\/index.php\/wp-json\/wp\/v2\/comments?post=474"}],"version-history":[{"count":0,"href":"https:\/\/nekaal.org\/observer\/wp\/index.php\/wp-json\/wp\/v2\/posts\/474\/revisions"}],"wp:attachment":[{"href":"https:\/\/nekaal.org\/observer\/wp\/index.php\/wp-json\/wp\/v2\/media?parent=474"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nekaal.org\/observer\/wp\/index.php\/wp-json\/wp\/v2\/categories?post=474"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nekaal.org\/observer\/wp\/index.php\/wp-json\/wp\/v2\/tags?post=474"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}