FIFI-LS detection of [O III] emission from the planetary nebula NGC 6543

(Left) First FIFI-LS spectral map of planetary nebula NGC 6543 at 51.815 microns, Each of the 25 pixels is 6 x 6 arc seconds in size, corresponding to about 1/10 of a light year at NGC 6543’s distance of 3000 light years. (Copyright: The FIFI-LS Team) (Right) The FIFI-LS field of view is shown superimposed on a image of NGC 6543 taken by the Nordic Optical Telescope (La Palma, Spain) in filters [N II] λ6584 (= red) and [O III] λ5007 Å (= blue and green). (Copyright: R.L.M. Corradi, Isaac Newton Group, and D. Goncalves, Instituto de Astrofísica de Canarias.)

Additional Information