Insights into gas heating and cooling in the disc of NGC 891 from Herschel far-infrared spectroscopy

T. M. Hughes, K. Foyle, M. R. P. Schirm +15

We present Herschel PACS and SPIRE spectroscopy of the most important far-infrared cooling lines in the nearby edge-on spiral galaxy, NGC 891: [CII] 158 $\mu$m, [NII] 122, 205 $\mu$m,…