Mercury Hollows

Broadcast 1919 (Special Edition)

Guest: Dr. David Lawrence. Topic: The planet Mercury & the NASA Messenger Mission. Please direct all comments & questions regarding Space Show programs/guest(s) to the Space Show blog, Comments & questions should be relevant to the specific Space Show program. Written Transcripts of Space Show programs are a violation of our copyright & are not permitted without prior written consent, even if for your own use.

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