Category Archives: NASA

Random Thoughts: ACES/EUS Public Private Partnership Idea

A few years ago, I did a “Random Thoughts” blog post about synergies between the proposed ACES stage and the proposed SLS upper stage. Now, I’m still not the world’s biggest SLS fan, and I’m still not a fan of … Continue reading

Posted in Launch Vehicles, NASA, Random Thoughts, ULA | 9 Comments

ESIL-8 Elements of Lunar Commerce Presentation

I was invited to give a talk on lunar commerce at a Emerging Space Industry Leaders workshop last week hosted by ULA at their Centennial, Colorado campus, and put on by my friends at Advanced Space LLC and the FAA … Continue reading

Posted in Altius Space Machines, Business, Commercial Space, ISRU, Launch Vehicles, Lunar Commerce, Lunar Exploration and Development, MHD Aerobraking and TPS, NASA, NEOs, Propellant Depots, Space Development, Space Settlement, Space Transportation, SpaceX, Technology, ULA, Variable Gravity | 36 Comments

Random Thought: NASA Externships as an Alternative to “Training-Wheels” Intramural R&D?

[Here’s one last draft I’ve found to polish off–this one only from a year ago. It’s a little bit of a touch subject–I’m not trying to denigrate what the NASA teams mentioned in this post were doing, just trying to … Continue reading

Posted in NASA, Random Thoughts, Space Policy | 6 Comments

SLS, Shuttle, and The Danger of the “No Payloads” Argument

I’m not a particularly big fan of NASA’s SLS. Anyone paying attention with even a shred of self-honesty can tell that two of the primary reasons why Congress forced NASA to build SLS were to preserve and enlarge payrolls at … Continue reading

Posted in NASA, Space Exploration, Space Policy | 16 Comments

Why the Moon?

In spite of my interest in the Asteroid Redirect Mission, I’m still a firm believer that the Moon has a major role to play in space settlement. While Mars and Venus (at the cloud level) may have atmospheres more conducive … Continue reading

Posted in Commercial Space, International Space Collaboration, ISRU, Lunar Commerce, Lunar Exploration and Development, NASA, NEOs, Space Development, Space Exploration, Space Settlement, Space Transportation, Venus | 14 Comments

Light Reading Recommendations for House CJS Appropriators

Some tweeted comments from the recent House Commerce, Justice, and Science budget markup meeting gave me some ideas for light reading for our esteemed House Appropriators. Specifically, Jeff Foust (@jeff_foust) of SpaceNews tweeted that: CJS subcommittee chair Rep. Culberson: bill … Continue reading

Posted in NASA, Politics, Snark | 3 Comments

Up in ARMs for No Good Reason

While there has been some slightly more positive discussion about the NASA Asteroid Redirect Mission since my previous blog post and SpaceNews Op-Ed, there have still been a steady stream of criticisms and suggestions of alternatives to the ARM mission … Continue reading

Posted in NASA, NEOs | 11 Comments

Random Thought: Simulating Mars Speed-of-Light Delays on ISS

[Note: I’m almost positive this isn’t a new idea, but I figured I would share it, just in case.] One of the many concerns with deep-space human spaceflight missions, is that all of NASA’s experience has been with missions close … Continue reading

Posted in Lunar Exploration and Development, NASA, NEOs, Space Exploration | 16 Comments

Top 10 Reasons Why Something ARM-like Is Worth Doing

[Up-front Disclaimer: My space startup is being paid under the Asteroid Redirect Mission BAA to do a study contract on one possible way to do the Option B mission. Even though we’re not dependent on follow-on work, I figured it … Continue reading

Posted in Commercial Crew, International Space Collaboration, ISRU, Lunar Exploration and Development, NASA, NEOs, Space Development, Space Exploration | 25 Comments

Random Thought: Dragon V2 as an xGRF Platform?

Review: How Much Gravity Do We Need, and Why Do We Care? One of my hobby horses that I’ve blogged about a few times is the question of how much gravity do humans need to be healthy? As I’ve pointed … Continue reading

Posted in Commercial Crew, Commercial Space, NASA, Space Development, Space Settlement, Space Tethers, SpaceX, Variable Gravity | 35 Comments