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John Spencer

John Spencer

John Spencer is a New Horizons science team member at the Johns Hopkins University Applied Physics Laboratory.

Latest Planetary Radio Appearance

Flying Through the Geysers of Enceladus

03/31/2008 | 0:28:52
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Flying Through the Geysers of Enceladus

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Latest Blog Posts

Hooray! Cassini's tour has been extended for SEVEN MORE YEARS!

Posted 2010/02/03 01:12 CST | 0 comment

NASA has just announced that once Cassini's Equinox Mission runs out in June of this year, they will extend it a further seven more years, long enough for the spacecraft to see Saturn through its solstice!!

Mysteries, Small and Large

Posted 2009/06/09 11:03 CDT | 0 comment

Mysteries, Small and Large

Aloha, Io

Posted 2009/06/08 01:49 CDT | 0 comment

Taking a look at Jupiter's moon, Io, from Hawaii.

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