NGC 7662 (Blue snowball nebula)
Sketch, 2000/8/20 22:40 EDT, with 8" Dobsonian, 9mm eyepiece + Barlow. Observed from Squirrel Hill, Pittsburgh. Round, somewhat large, blue. Interior looks hollow (darker). Soft edge. Can easily see non-stellar shape with low power.
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All images by Jerry Xiaojin Zhu unless noted otherwise. Feel free to use them for your personal enjoyment. For other usage please contact the author at firstname.lastname@example.org