A blog dedicated to helping writers and worldbuilders create consistent, plausible Science Fiction.

Thursday, 26 January 2017

The Orbital Runway - two more improvements

In this post, we will describe two improvements to the Boosted Orbital Tether design. One allows for propellant-less acceleration of a payload into orbit, the other vastly reduces the braking intensity required.

Tuesday, 24 January 2017

Boosted Orbital Tether - a fishing line in space!

The Boosted Orbital Tether is a less extreme version of the space elevator. A rocket is launched on a vertical trajectory to an altitude of several hundred kilometres. An orbiting mass drags a line and hook to catch the rocket and spends momentum to bring the rocket into orbit.

Friday, 20 January 2017

Expansion-cooled, Curved-nozzle stealth rocket

Here, we will look at a design for engines that can accelerate a spacecraft without producing detectable emissions. It is best fitted to a stealth spaceship described in 'The Hydrogen Steamer: Stealth Spaceship Concept'.