<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><div><div class="col-xs-10 col-xs-push-1 col-md-8 col-md-push-2" style="box-sizing: border-box; float: left; width: 752px; left: 16.666669845581055%; position: relative; min-height: 1px; padding: 0px; overflow: hidden; background-position: 0px 0px; background-repeat: initial initial;"><div id="ember1286" class="ember-view" style="box-sizing: border-box;"><div class="content" style="box-sizing: border-box; color: rgb(255, 255, 255);"><div class="col-sm-12" style="box-sizing: border-box; float: left; width: 752px; position: relative; min-height: 1px; padding: 0px; overflow: hidden; background-position: 0px 0px; background-repeat: initial initial;"><div class="col-md-8" style="box-sizing: border-box; float: left; width: 501.328125px; position: relative; min-height: 1px; padding: 0px; overflow: hidden; background-position: 0px 0px; background-repeat: initial initial;"><div class="feature-image-container" style="box-sizing: border-box; margin: 0px -2em 2em;"><a href="http://www.nasa.gov/sites/default/files/thumbnails/image/hs-2015-29-a-xlarge_web.jpg" data-bindattr-939="939" style="box-sizing: border-box; color: rgb(66, 139, 202); text-decoration: none; background-position: 0px 0px; background-repeat: initial initial;" class=""></a></div><section id="ember931" class="opened collapsible ember-view" style="box-sizing: border-box; max-height: none; overflow-y: hidden;"><div class="text" style="box-sizing: border-box; color: rgb(0, 0, 0); font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;"><p style="box-sizing: border-box; margin: 0px 0px 15px; -webkit-font-smoothing: inherit; font-size: 14px; line-height: 1.4em;" class="">NASA's Hubble Space Telescope has unveiled in stunning detail a <a href="http://www.nasa.gov/feature/goddard/hubble-zooms-in-on-shrapnel-from-an-exploded-star" style="box-sizing: border-box; color: rgb(66, 139, 202); text-decoration: none; background-position: 0px 0px; background-repeat: initial initial;" class="">small section of the expanding remains of a massive star</a> that exploded about 8,000 years ago.</p><p style="box-sizing: border-box; margin: 0px 0px 15px; -webkit-font-smoothing: inherit; font-size: 14px; line-height: 1.4em;" class="">Called the Veil Nebula, the debris is one of the best-known supernova remnants, deriving its name from its delicate, draped filamentary structures. The entire nebula is 110 light-years across, covering six full moons on the sky as seen from Earth, and resides about 2,100 light-years away in the constellation Cygnus, the Swan.</p><p style="box-sizing: border-box; margin: 0px 0px 15px; -webkit-font-smoothing: inherit; font-size: 14px; line-height: 1.4em;" class="">This view is a mosaic of six Hubble pictures of a small area roughly two light-years across, covering only a tiny fraction of the nebula’s vast structure.</p><p style="box-sizing: border-box; margin: 0px 0px 15px; -webkit-font-smoothing: inherit; font-size: 14px; line-height: 1.4em;" class="">This close-up look unveils wisps of gas, which are all that remain of what was once a star 20 times more massive than our sun. The fast-moving blast wave from the ancient explosion is plowing into a wall of cool, denser interstellar gas, emitting light. The nebula lies along the edge of a large bubble of low-density gas that was blown into space by the dying star prior to its self-detonation.</p></div></section><h3 id="title" style="box-sizing: border-box; margin: 0.5em 0.5em 0.5em 0px !important; font-family: inherit; font-weight: 500; line-height: 1.1; color: inherit; font-size: 24px;" class=""><span style="box-sizing: border-box;" class="">Veil Nebula Supernova Remnant</span></h3></div><div class="pull-right col-xs-12 share-wrapper col-sm-4" style="box-sizing: border-box; float: right !important; width: 250.65625px; position: relative; min-height: 1px; padding: 0px; overflow: hidden; background-position: 0px 0px; background-repeat: initial initial;"><h3 style="box-sizing: border-box; margin: 10px 0px; font-family: inherit; font-weight: 500; line-height: 1.1; color: inherit; font-size: 24px;" class=""><div class="col-xs-9 addthis-wrapper" style="box-sizing: border-box; position: relative; min-height: 1px; padding: 0px; float: right; 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