Tag Archives: propellant depot

A Proposed US On-Orbit Propellant Transfer System

Posted on Tue, 2010-04-13 by gravityloss

For the ISS. The shuttle would transfer unused hypergolics to the ISS propulsion module. ATV as well. http://en.wikipedia.org/wiki/ISS_Propulsion_Module It was canceled and instead Progress and ATV are used directly for most boosting. Nevertheless the technology could be useful in developing … Continue reading →

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Propellant Depots, part n

Posted on Sat, 2009-08-01 by gravityloss

It seems to finally get traction. Feels surprisingly kind of empty to finally see something you have battled for to get recognition without you being any part of it. I hope Jon and Rand at least can make some input, … Continue reading →

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FLEX – Flexible Exploration Architecture

Posted on Fri, 2008-11-21 by gravityloss

I wrote this architecture proposal, FLEX, a few years ago. It analyzes NASA’s approach that the ESAS study picked and notices how most of the mass in a lunar exploration stack in LEO is actually liquid oxygen. By using a … Continue reading →

Posted in Architecture, Depot, industry, ISRU, Lunar, Models, Motivation, NASA, RLV:s, Spacecraft | Tagged , , , , , , , , , | 17 Comments