The blue in this image is ultraviolet light captured by GALEX 's long wavelength detector , the green is ultraviolet light detected by its short wavelength detector .
The red in the image is visible light courtesy of data from the Cerro Tololo Inter-American Observatory in Chile .
The blue in this image is ultraviolet light captured by GALEX 's long wavelength detector , the green is ultraviolet light detected by its short wavelength detector , and the red in the image is visible light courtesy of data from the Cerro Tololo Inter-American Observatory in Chile .