HOT SALE ! Advanced Coal-fired industrial Thermal oil heater /boiler price

Basic Design - Atomic Rockets

For some good general notes on designing spacecraft in general, read Rick Robinson's Rocketpunk Manifesto essay on Spaceship Design 101.Also worth reading are Rick's essays on constructing things in space and the price of a spaceship.

Solar Roadways Project: A Really Bad Idea - Roy Spencer

Solar Roadways Project: A Really Bad Idea May 27th, 2014 by Roy W. Spencer, Ph. D.