(Source: paradise-insane)
This new composite image of M101 also known as the “Pinwheel Galaxy”, contains data from four of NASA’s telescopes in space: X-rays from Chandra (purple), Infrared from Spitzer (red), optical from Hubble (yellow) and Ultraviolet from GALEX (blue).
This interesting picture shows how different telescopes (CGRO, Chandra, COBE, HST, Spitzer, EUVE & ALMA) capture different electromagnetic radiations:
