IC 2118, also known as the Witch Head Nebula, is a wispy, roughly cometary, 5 degree long reflection nebula,and is thought to be a site of triggered star formation. In order to search for new young stellar objects (YSOs), we have observed this region in seven mid- and far-infrared bands using the Spitzer Space Telescope and in four bands in the optical using the U. S. Naval Observatory 40 inch ...
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