Assertion: omega nebula | /r/HasProperty | messier
Facets:
Source sentences:
text: Omega Nebula, Messier 17, NGC 6618, Swan Nebula, Horseshoe Nebula, Lobster Nebula, Checkmark Nebula, RCW 160, Sharpless 45, Gum 81
text: When observed through binoculars, the Eagle Nebula can be seen in the same field as the Omega Nebula (Messier 17) in Sagittarius.