NASA Spitzer Space Telescope image of the spiral galaxy M81, located some 12 million light years from Earth. The infrared radiation emitted by PANH molecules is shown in red. Credit: NASA/JPL-CalTech/S. Willner Harvard-Smithsonian CfA
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NASA Spitzer Space Telescope image of the spiral galaxy M81, located some 12 million light years from Earth. The infrared radiation emitted by PANH molecules is shown in red. Credit: NASA/JPL-CalTech/S. Willner Harvard-Smithsonian CfA |
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