Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. Seen here in a snapshot by the Hubble Space Telescope, over 200 newly formed, hot, massive, stars are scattered within a cavern-like, gaseous, interstellar cloud. The stars irradiate the gas with energetic ultraviolet light stripping electrons from atoms and exciting them - producing a characteristic nebular glow . The details of the nebula's structure hold clues to the mysteries of star formation and its effect on the evolution of galaxies .
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