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Nasa's Hubble Celebrates 21st Anniversary with 'rose' of Galaxies

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Interacting galaxies Arp 273

Composite of Hubble Wide Field Camera 3 data taken on December 17, 2010, with three separate filters allowing a broad range of wavelengths covering the ultraviolet, blue, and red portions of the spectrum.

NASA, ESA, A. Riess (STScI/JHU), L. Macri (Texas A&M University), and Hubble Heritage Team (STScI/AURA)

To celebrate the 21st anniversary of the Hubble Space Telescope's deployment into space, astronomers at the Space Telescope Science Institute in Baltimore, Md., pointed Hubble's eye at an especially photogenic pair of interacting galaxies called Arp 273.

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