Comet ISON approaches the Sun

©ESA and NASA.

Comet ISON approaches the Sun

SOHO image showing comet ISON approaching the Sun. ISON makes its closest approach on 28 November, when it will pass at a distance of 1.2 million kilometres above the Sun's visible surface. SOHO's instruments are expected to have a view of the comet as it passes through their fields-of-view.

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