Assertion: nebula's color | /r/HasProperty | emitted by hydrogen
Facets:
Source sentences:
text: It takes light about 1000 years to reach us from M27, featured here in colors emitted by hydrogen and oxygen.
text: It takes light about 1000 years to reach us from M27, shown above in colors emitted by hydrogen and oxygen.
text: It takes light about 1000 years to reach us from M27, shown above in colors emitted by hydrogen and oxygen.
text: It takes light about 1000 years to reach us from M27, shown above in colors emitted by hydrogen and oxygen.