Celestial hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  Checkmark Nebula  ·  IC 4706  ·  IC 4707  ·  Lobster Nebula  ·  M 17  ·  NGC 6618  ·  Sh2-45  ·  Swan Nebula  ·  omega Nebula
M17(Swan Nebula), Jonathan Eggleston
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M17(Swan Nebula)

M17(Swan Nebula), Jonathan Eggleston
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M17(Swan Nebula)

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The Omega Nebula, also known as the Swan Nebula, Checkmark Nebula, and the Horseshoe Nebula is an H II region in the constellation Sagittarius. It was discovered by Philippe Loys de Chéseaux in 1745. Charles Messier catalogued it in 1764...

Captured from my backyard in bortle 2-3 skies under 85% illuminated moon

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M17(Swan Nebula), Jonathan Eggleston