Discover magazine on methods for space travel, with time to Alpha Centauri (4.4 ly) and maximum speed.
  • Fission reactor: 46 years, .12c
  • Fusion reactor: 46 years, .12c
  • Antimatter reactor: 41 years, .66c
  • Laser sail: 12.5 years, 1.0c
  • Fusion ramjet: 25 years, 1.0c
Includes notes on how to keep people alive for the journey.
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  2003-09-20 20:52 Z