NGC 6543 Halo - Nordic Optical Telescope et Romano Corradi (Isaac Newton Telescopes, Espagne)
NGC 6543 - Hubble Space Telescope - NASA, ESA, HEIC, and The Hubble Heritage Team (STScI/AURA)
NGC 6543 - Hubble Space Telescope - [N II] [O III] - Balick's adaptation of Harrington, Borkowski
NGC 6543 - Hubble Space Telescope [N II] - Harrington, Borkowski
NGC 6543 - Hubble Space Telescope Halpha [N II] [O I] - Harrington, Borkowski