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NGC 2022 is a planetary nebula in the constellation Orion. In medium-sized amateur telescopes it looks like small grayish patch of light. It is not very bright but it is still easy to spot it in the eyepiece. It has an apparent size of 0.65 arcminutes. ==References== 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「NGC 2022」の詳細全文を読む スポンサード リンク
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