Speculative Propulsion
Propulsion Fusion Engine
Space engines thousand times better single stage Mars four weeks H to LEO 25 per kilogram 76 days Titan
Scientists / Papers
Robert Bussard Space Dev Benson Space Company
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Theories Citing This Reference (2)
Fusion Propulsion Space Travel
The researcher says fusion space engines would be a thousand times better than anything else: single stage to Mars in four weeks, launch to low Earth orbit at $25 a kilogram, and 76 days to Titan.
Lost Arcane Plasma Engineering
The researcher says high-power plasma and tube engineering became an arcane field that schools stopped training people in 20 to 25 years ago, not because anyone was evil but because there was no market for it.