New images are being released to celebrate the International Year of Light 2015. Each image contains X-rays from Chandra, along with data in other types of light from various telescopes. These images illustrate how astronomers use different types of light together to get a more complete view of objects in space.
M51: X-ray: NASA/CXC/SAO; UV: NASA/JPL-Caltech; Optical: NASA/STScI; IR: NASA/JPL-Caltech; SNR0519-69.0: X-ray: NASA/CXC/Rutgers/J.Hughes; Optical: NASA/STScI; MSH 11-62: X-ray: NASA/CXC/SAO/P.Slane et al; Optical: DSS; Radio: CSIRO/ATNF/ATCA; Cygnus A: X-ray: NASA/CXC/SAO; Optical: NASA/STScI; Radio: NSF/NRAO/AUI/VLA; RCW 86: X-ray: NASA/CXC/MIT/D.Castro et al, Optical: NOAO/AURA/NSF/CTIO