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X-ray/optical composite image of NGC 6543, the Cat's Eye Nebula (X-ray: NASA/UIUC/Y.Chu et al., Optical: NASA/HST).
Optical image: Wide Field Planetary Camera-2, composite image of three images taken at different wavelengths:
- red, hydrogen-alpha;
- blue, neutral oxygen, 6300 angstroms;
- green, ionized nitrogen, 6584 angstroms.
Ligazóns de imaxe
As seguintes páxinas ligan con esta imaxe: