Science and Exploration

NASA ScienceCasts: Astonomers See Comet ISON Approaching the Sun

By Marc Boucher
Status Report
September 23, 2013
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NASA ScienceCasts: Astonomers See Comet ISON Approaching the Sun
NASA ScienceCasts: Astonomers see Comet ISON approaching the Sun.
NASA

Comet ISON is still more than two months away from its spectacular close encounter with the sun. Already, the brightening comet has become a good target for backyard telescopes in the pre-dawn sky.

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