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	<title>Restenergy Blog &#187; H-alpha</title>
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		<title>The Star Formation Regions of M33</title>
		<link>http://www.restenergy.net/blog/2009/10/the-star-formation-regions-of-m33/</link>
		<comments>http://www.restenergy.net/blog/2009/10/the-star-formation-regions-of-m33/#comments</comments>
		<pubDate>Fri, 02 Oct 2009 07:36:48 +0000</pubDate>
		<dc:creator><![CDATA[Mark Christianson]]></dc:creator>
				<category><![CDATA[astronomy]]></category>
		<category><![CDATA[photography]]></category>
		<category><![CDATA[astrophotography]]></category>
		<category><![CDATA[galaxy]]></category>
		<category><![CDATA[H-alpha]]></category>
		<category><![CDATA[HII regions]]></category>
		<category><![CDATA[M33]]></category>
		<category><![CDATA[Messier 33]]></category>
		<category><![CDATA[NGC 598]]></category>
		<category><![CDATA[NGC 604]]></category>
		<category><![CDATA[Triangulum Galaxy]]></category>

		<guid isPermaLink="false">http://www.restenergy.net/blog/?p=751</guid>
		<description><![CDATA[In my first post about the Triangulum Galaxy (M33), I mentioned that there were many star formation regions visible in the galaxy. I also pointed out the largest known such region, NGC 604, which is in that galaxy neighbor. These star formation regions are called HII regions because they are made up primarily of ionized&#8230;]]></description>
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