星系壁纸
by NASA/JPL-Caltech; X-ray: CXC/Univ. of Maryland/A.S. Wilson <i>et al</i>.; Optical: Pal.Obs. DSS; IR: VLA: NRAO/AUI/NSF
NASA Image Library · 公有领域（Public Domain）
关于这张图
This composite image is of spiral galaxy M106 NGC 4258; optical data from the Digitized Sky Survey is yellow, radio data from the Very Large Array is purple, X-ray data from Chandra is blue, and infrared data from the Spitzer Space Telescope is red.
