http://www.orbit17.com/nasa-focuses-next-mission-on-venus-asteroid-or-the-moon/ galaxies, science, exploration, astronomy (blog) Mon, 15 Nov 2010 14:25:13 -0500 http://wordpress.org/?v=2.8.5 hourly 1 http://www.orbit17.com/nasa-focuses-next-mission-on-venus-asteroid-or-the-moon/comment-page-1/#comment-68 Jon Liv Tue, 05 Jan 2010 11:37:16 +0000 http://www.orbit17.com/?p=360#comment-68 Space agencies are quite emphatic on their reluctance to put radioactive material in anything going up. No one needs a high-atmosphere accident causing irradiated material to be spread across thousands of square miles. Space agencies are quite emphatic on their reluctance to put radioactive material in anything going up. No one needs a high-atmosphere accident causing irradiated material to be spread across thousands of square miles.

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