Spectrum of visible light emitted by the Sun. Wavelength increases from left to right along each strip, and from bottom to top. The dark lines are Fraunhofer absorption lines. These are due to emitted light being absorbed by elements in the Sun's atmosphere. Data obtained by the National Solar Observatory, Sacramento Peak, New Mexico, USA. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / NSF / AURA / NOAO |
Taille de l’image : | 5200 px × 3467 px |
Model Release : | Non requis |
Property Release : | Non requis |
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