Grey Hole scientists
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"Grey Hole scientists" is a title based upon conjecture.
Check the behind the scenes section, the revision history and discussion page for additional comments on this article's title.
When human research scientists investigated a Grey Hole on the Gemstone Moon of Regol Genaralon and became trapped, it was the Eleventh Doctor and Amy Pond who negotiated their safe release from the Vorpon. (COMIC: The Grey Hole)
