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NGC 5643 is located approximately 55 million light-years away in the constellation of Lupus. Otherwise known as ESO 272-16 and LEDA 51969, it was discovered by James Dunlop on May 10, 1826. NGC 5643 is classified as a grand design spiral because of its prominent and graceful spiral arms.
It has a diameter of about 100,000 light-years and hosts an active galactic nucleus of Seyfert 2 type. "NGC 5643 is what's known as a grand design spiral, referring to how the galaxy's two large, winding spiral arms are clear to see," the Hubble astronomers said in a statement. "The spiral arms are defined by bright blue stars, lacy reddish-brown dust clouds and pink star-forming regions.
" "As fascinating as the galaxy appears at visible wavelengths, some of NGC 5643's most interesting features are...
Enrico de Lazaro.
