Assertion: nebula's filament | /r/HasProperty | separated
Facets:
value: into atomic hydrogen
type: OTHER
value: remarkably well
type: DEGREE
value: like long ripples in a sheet
type: OTHER
Source sentences:
text: Imaged with narrow band filters, the glowing filaments are like long ripples in a sheet seen almost edge on, remarkably well separated into atomic hydrogen (red) and oxygen (blue-green) gas.