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Closing In
Featured on April 24, 2013
Hubble Space Telescope snapped this image of Comet ISON on April 10, when the comet was 394 million miles from the Sun. The comet will pass less than one million miles from the Sun in late November, and experts predict a spectacular display in Earth's night sky. [NASA/ESA/J.-Y. Li (Planetary Science Institute)/Hubble Comet ISON Imaging Science Team]