Spectral Sun, , sun, spectral, spiral, whirl, circular, round, blue, light, spectrum, illustration, science, green, bright, red, graphic, shine, ray, yellow, physics, sunlight, abstract, wave, space, orange, optical, astronomy, prism, electromagnetic, wavelength, visible, nanometer, universe, nebula, star, giant, vibrant, galaxy, gradient ©David Manlove/artlicensing.com