星系壁纸
by IRAC image: NASA/JPL-Caltech/University of Arizona<br />Visible-Light Image: NASA/JPL-Caltech/University of Arizona/NOAO
NASA Image Library · 公有领域（Public Domain）
关于这张图
This infrared image from NASA Spitzer Space Telescope shows a galaxy that appears to be sizzling hot, with huge plumes of smoke swirling around it. The galaxy is known as Messier 82 or the Cigar galaxy.
