{"id":807,"date":"2025-09-05T19:07:00","date_gmt":"2025-09-05T19:07:00","guid":{"rendered":"https:\/\/www.lonepeak.space\/?p=807"},"modified":"2025-09-05T19:22:31","modified_gmt":"2025-09-05T19:22:31","slug":"sh2-157-lobster-claw-nebula","status":"publish","type":"post","link":"https:\/\/www.lonepeak.space\/index.php\/2025\/09\/05\/sh2-157-lobster-claw-nebula\/","title":{"rendered":"SH2-157"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.lonepeak.space\/wp-content\/uploads\/2025\/09\/SH2-157.webp\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"680\" src=\"https:\/\/www.lonepeak.space\/wp-content\/uploads\/2025\/09\/SH2-157-1024x680.webp\" alt=\"\" class=\"wp-image-809\" srcset=\"https:\/\/www.lonepeak.space\/wp-content\/uploads\/2025\/09\/SH2-157-1024x680.webp 1024w, https:\/\/www.lonepeak.space\/wp-content\/uploads\/2025\/09\/SH2-157-300x199.webp 300w, https:\/\/www.lonepeak.space\/wp-content\/uploads\/2025\/09\/SH2-157-768x510.webp 768w, https:\/\/www.lonepeak.space\/wp-content\/uploads\/2025\/09\/SH2-157-1536x1019.webp 1536w, https:\/\/www.lonepeak.space\/wp-content\/uploads\/2025\/09\/SH2-157-2048x1359.webp 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Web Description: Sh2-157, as designated in the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Sharpless_catalog\" target=\"_blank\" rel=\"noreferrer noopener\">Sharpless Catalog<\/a>, is an <a href=\"https:\/\/en.wikipedia.org\/wiki\/Emission_nebula\" target=\"_blank\" rel=\"noreferrer noopener\">emission nebula<\/a> located in the constellation <a href=\"https:\/\/en.wikipedia.org\/wiki\/Cassiopeia_(constellation)\" target=\"_blank\" rel=\"noreferrer noopener\">Cassiopeia<\/a> approximately 8,000 light-years distant.&nbsp; It is only a short distance from the famous <a href=\"https:\/\/waid-observatory.com\/ngc7635-2013-09-04-NB.html\">Bubble Nebula<\/a>.&nbsp; The small open cluster of stars located in the upper right of the image is designated <a href=\"https:\/\/en.wikipedia.org\/wiki\/NGC_7510\" target=\"_blank\" rel=\"noreferrer noopener\">NGC 7510<\/a> and lies approximately 11,400 light-years away.&nbsp; The small bright nebular object just below the &#8220;blue left pincher&#8221; is designated <a href=\"http:\/\/galaxymap.org\/cat\/view\/sharpless\/157\" target=\"_blank\" rel=\"noreferrer noopener\">Sharpless 157a<\/a>. It is a nebula surrounding the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Wolf%E2%80%93Rayet_star\" target=\"_blank\" rel=\"noreferrer noopener\">Wolf Raynet<\/a> star WR-157.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><a href=\"https:\/\/waid-observatory.com\/sh2-157-2018-07-22-NB.html\" data-type=\"link\" data-id=\"https:\/\/waid-observatory.com\/sh2-157-2018-07-22-NB.html\">Waid Observatory Info<\/a><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.49), 19px);font-style:normal;font-weight:500\">Acquisition Details:<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-regular\" style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.49), 19px);\"><table class=\"has-fixed-layout\" style=\"border-top-style:none;border-top-width:0px;border-right-style:none;border-right-width:0px;border-bottom-style:none;border-bottom-width:0px;border-left-width:1px\"><tbody><tr><td>Telescope<\/td><td>Takahashi TOA-130<\/td><\/tr><tr><td>Optics<\/td><td>Takahashi TOA-35 Reducer<\/td><\/tr><tr><td>Filter<\/td><td>Optolong Ultimate Dual Band<\/td><\/tr><tr><td>Camera<\/td><td>ASI2600MC Pro OSC<\/td><\/tr><tr><td>Integration Time<\/td><td>7.7 hours<\/td><\/tr><tr><td>Subframes<\/td><td>46 x 600 seconds<\/td><\/tr><tr><td>Date<\/td><td>September 3-4, 2025<\/td><\/tr><tr><td>Location<\/td><td>Carlsbad, California<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Web Description: Sh2-157, as designated in the Sharpless Catalog, is an emission nebula located in the constellation Cassiopeia approximately 8,000 light-years distant.&nbsp; It is only a short distance from the famous Bubble Nebula.&nbsp; The small open cluster of stars located in the upper right of the image is designated NGC 7510 and lies approximately 11,400 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":809,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16,12],"tags":[],"class_list":["post-807","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-everything","category-nebulas"],"_links":{"self":[{"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/posts\/807","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/comments?post=807"}],"version-history":[{"count":3,"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/posts\/807\/revisions"}],"predecessor-version":[{"id":813,"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/posts\/807\/revisions\/813"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/media\/809"}],"wp:attachment":[{"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/media?parent=807"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/categories?post=807"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lonepeak.space\/index.php\/wp-json\/wp\/v2\/tags?post=807"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}