N90 vs IC 1396
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N90
N90 is an H II region and star-forming nebula located within the Small Magellanic Cloud, a dwarf galaxy near the Milky Way. It surrounds the young open cluster NGC 602, which is actively shaping the surrounding interstellar medium. Radiation and stellar winds from the cluster's hot young stars have eroded the surrounding gas, carving out ridges and triggering secondary star formation. N90 serves a...
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IC 1396
IC 1396 is a large emission nebula and H II region in the constellation Cepheus, located approximately 2,400 light-years from Earth. It is a site of active star formation containing several bright-rimmed globules, the most prominent being the Elephant Trunk Nebula, a dark column of gas and dust designated IC 1396A. The nebula is ionized primarily by radiation from HD 206267, a massive star within...
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