2-award-winner Genetic engineering Library - Science Fiction and Fantasy Longevity Mars Mars colonization Nanotechnology Nebula Award Winner Nomination of 1993 Clarke Award for Runner-Up Nomination of 1993 SF Chronicle Award for Novel Novel Politics Science Fiction Seiun Award for best foreign language novel winner Win of 1992 BSFA Award for Best Novel Win of 1994 Nebula Award for Novel _isfdb bsfa award for best novel finalist bsfa award for best novel winner climate control colonization hugo award for best novel finalist near future nebula award for best novel finalist nebula award for best novel winner revolution space elevator terraforming