Dr. Kim Weaver, who works in our Astrophysics Science Division at @NASAGoddard is going to be on this PBS special: http://to.pbs.org/acVI6f
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Dr. Kim Weaver, who works in our Astrophysics Science Division at @NASAGoddard is going to be on this PBS special: http://to.pbs.org/acVI6f
