# Marc Spector: Moon Knight (1989) #51

Published: 1993-06-01T00:00:00+0000
Series: Marc Spector: Moon Knight (1989 - 1994)
Creators: Terry Kavanagh (writer), John Costanza (letterer), Keith Williams (cover artist), Dave Hoover (penciler), Christie Scheele (colorist)

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Who is Harlan Silverbird and what nefarious scheme does he have regarding outer space?