Geoffreylandis.com
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- Title
- Geoffrey A. Landis
- Meta Description
- home page of Geoffrey A. Landis, scientist and science fiction writer
- Meta Keywords
- Landis, Geoffrey A. Landis, Mars Crossing, writing, SF, science fiction, sci-fi, hard science-fiction, spaceflight, space, FTL, astronautics, Mars, Venus, MER, Iron Angels, Pathfinder, time travel, Impact Parameter