Tag Archives: VSE

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

Ares I is in a Bit of a Trouble

Posted on Tue, 2008-04-29 by gravityloss

Nasaspaceflight.com’s Chris Bergin finally wrote the article on Ares I’s thrust oscillation mitigation options. There are three main ones: new pulsed brake rockets, a damper between stages and a tuned small mass damper in the SRB. All three could be applied. They also increase mass and thus reduce performance. Ares I’s thrust oscillation coupled with the whole rocket’s already … Continue reading →

Posted in Architecture, NASA, Uncategorized | Tagged , , , | 1 Comment

Analytics On Steroids

Posted on Sun, 2008-01-27 by gravityloss

Okay, the topic of course is a pun of the current moon exploration approach chosen by NASA. It has been the subject of endless debate, and rightly so, but the various ideas for that are a subject for other days. … Continue reading →

Posted in Architecture, ISRU, Models, RLV:s, Spacecraft, Uncategorized | Tagged , , , , , , | Leave a comment