A Dazzling Display of Star Birth Captured in Infrared A stunning smash-up of two spiral galaxies shines in infrared with the light of more than a trillion suns. Collectively called Arp 220, the colliding galaxies ignited a tremendous burst of star birth. Each of the combining galactic cores is enci
, making it an ideal target for Webb. It is an ultra-luminous infrared galaxy with a luminosity of more than a trillion suns. In comparison, ourLocated 250 million light-years away in the constellation of Serpens, the Serpent, Arp 220 is the 220th object in Halton Arp’s. It is the nearest ULIRG and the brightest of the three galactic mergers closest to Earth.
Image of Arp 220 captured by Webb’s Near-Infrared Camera and Mid-Infrared Instrument , with compass arrows, scale bar, and color key for reference.
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Webb captures the spectacular galactic merger Arp 220Shining like a brilliant beacon amidst a sea of galaxies, Arp 220 lights up the night sky in this view from NASA's James Webb Space Telescope. Actually two spiral galaxies in the process of merging, Arp 220 glows brightest in infrared light, making it an ideal target for Webb. It is an ultra-luminous infrared galaxy (ULIRG) with a luminosity of more than a trillion suns. In comparison, our Milky Way galaxy has a much more modest luminosity of about ten billion suns.
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Webb Captures Star-Forming Galactic Merger Brighter Than 1 Trillion SunsNASA's James Webb Space Telescope has captured an image of Arp 220, a very bright collision of two galaxies 250 million light-years away.
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