Sharpless 77 (HII region)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From Cambridge , Sharpless 77 will become visible at around 17:27 (EST), 40° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 21:34.
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Name
Sharpless 77
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Object type
HII region
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