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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

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.

John Spencer: Cassini's proposed extended-extended mission tour

Posted 2009/02/24 02:58 CST | 0 comment

It seems like no time since we selected Cassini's extended mission tour of the Saturn system, in early 2007. Now we're flying that tour, which extends Cassini's original four years in Saturn orbit for another 27 months, until September 2010. So now we're looking into the future- far into the future.

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