Doug Ellison

@doug_ellison

Founder of http://t.co/IwPh1oq5 , Visualization Producer at JPL. This is not an official NASA twitter account. Opinions and views expressed are my own.

See if you can find ISON in one of the full size frames. It's a tricky exercise!

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702 days ago

See if you can find ISON in one of the full size frames. It's a tricky exercise!

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