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Old December 10th 14, 07:27 AM posted to sci.astro.amateur
Mike Collins[_4_]
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Default Pluto probe New Horizons still going after 8 years, unlike ESO comet probe. Guess why?

wrote:
On Tuesday, December 9, 2014 3:09:46 PM UTC-5, Mike Collins wrote:

http://www.world-nuclear-news.org/F-...nium-in-space-
missions28071401.html


Heavier and needs too much shielding.


But the article explains the shortage of plutonium 238