Figure 2 - Iron 'bar'

An illustrative set of 8 individual WEAVE LIFU emission-line images of the Ring Nebula.
An illustrative set of 8 individual WEAVE LIFU emission-line images of the Ring Nebula. The colour in each panel tracks the brightness of emission, with brown-red being the most intense, shading through yellow and green to blue for the faintest emission. North is up and east, left.
University College London