-
Recent Posts
Recent Comments
- johnhare on Second Guessing Starship
- Sam on Second Guessing Starship
- Roga on Second Guessing Starship
- Ken Brown on Second Guessing Starship
- Joe Carroll on Second Guessing Starship
Categories
Family Blog Links
Libertarian/Political/Economic Links
NewSpace Companies
Nuclear Tech Companies
Space Blog Links
Archives
- September 2022 (2)
- August 2022 (1)
- July 2022 (1)
- June 2022 (1)
- May 2022 (1)
- April 2022 (2)
- February 2022 (1)
- October 2021 (1)
- August 2021 (1)
- June 2021 (3)
- May 2021 (2)
- March 2021 (1)
- February 2021 (2)
- November 2020 (2)
- October 2020 (1)
- September 2020 (4)
- July 2020 (1)
- June 2020 (1)
- May 2020 (1)
- March 2020 (1)
- February 2020 (1)
- January 2020 (1)
- November 2019 (1)
- August 2019 (1)
- July 2019 (1)
- May 2019 (4)
- March 2019 (2)
- November 2018 (1)
- September 2018 (2)
- July 2018 (5)
- May 2018 (1)
- March 2018 (3)
- February 2018 (2)
- December 2017 (2)
- November 2017 (5)
- October 2017 (2)
- September 2017 (2)
- August 2017 (1)
- July 2017 (3)
- June 2017 (3)
- May 2017 (2)
- April 2017 (2)
- March 2017 (1)
- February 2017 (1)
- January 2017 (2)
- December 2016 (4)
- November 2016 (1)
- September 2016 (7)
- August 2016 (1)
- July 2016 (3)
- June 2016 (4)
- May 2016 (5)
- April 2016 (8)
- February 2016 (2)
- January 2016 (3)
- December 2015 (4)
- November 2015 (1)
- September 2015 (7)
- August 2015 (4)
- July 2015 (1)
- June 2015 (19)
- May 2015 (17)
- April 2015 (2)
- March 2015 (3)
- February 2015 (1)
- January 2015 (6)
- December 2014 (3)
- November 2014 (1)
- October 2014 (4)
- September 2014 (4)
- August 2014 (3)
- June 2014 (1)
- April 2014 (2)
- March 2014 (1)
- February 2014 (1)
- January 2014 (1)
- December 2013 (12)
- November 2013 (7)
- September 2013 (5)
- August 2013 (4)
- July 2013 (5)
- June 2013 (4)
- April 2013 (7)
- March 2013 (9)
- February 2013 (4)
- January 2013 (5)
- December 2012 (2)
- September 2012 (3)
- August 2012 (5)
- June 2012 (2)
- May 2012 (1)
- April 2012 (5)
- March 2012 (2)
- February 2012 (2)
- January 2012 (2)
- November 2011 (2)
- October 2011 (2)
- August 2011 (1)
- July 2011 (1)
- June 2011 (2)
- May 2011 (3)
- April 2011 (5)
- March 2011 (3)
- February 2011 (7)
- January 2011 (9)
- December 2010 (4)
- November 2010 (2)
- October 2010 (5)
- September 2010 (4)
- August 2010 (2)
- July 2010 (8)
- June 2010 (7)
- May 2010 (8)
- April 2010 (6)
- March 2010 (6)
- February 2010 (18)
- January 2010 (7)
- December 2009 (15)
- November 2009 (8)
- October 2009 (12)
- September 2009 (9)
- August 2009 (9)
- July 2009 (18)
- June 2009 (17)
- May 2009 (6)
- April 2009 (10)
- March 2009 (6)
- February 2009 (6)
- January 2009 (6)
- December 2008 (7)
- November 2008 (21)
- October 2008 (14)
- September 2008 (21)
- August 2008 (5)
- July 2008 (6)
- June 2008 (9)
- May 2008 (5)
- April 2008 (10)
- March 2008 (14)
- February 2008 (11)
- January 2008 (11)
- December 2007 (2)
- November 2007 (11)
- October 2007 (2)
- September 2007 (4)
- August 2007 (2)
- July 2007 (8)
- June 2007 (13)
- May 2007 (11)
- April 2007 (11)
- March 2007 (15)
- February 2007 (11)
- January 2007 (23)
- December 2006 (26)
- November 2006 (22)
- October 2006 (12)
- September 2006 (26)
- August 2006 (20)
- July 2006 (12)
- June 2006 (14)
- May 2006 (29)
- April 2006 (8)
- March 2006 (17)
- February 2006 (13)
- January 2006 (6)
- December 2005 (9)
- November 2005 (11)
- October 2005 (16)
- September 2005 (22)
- August 2005 (27)
- July 2005 (19)
- June 2005 (8)
Category Archives: NASA
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
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
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
Penny for NASA (Centennial Challenges)
I remember the first time I was exposed to the fact that NASA gets less than 1% of the federal budget, and the suggestion that we could do so much more awesome stuff if NASA just got 1% of the … Continue reading
Posted in Commercial Space, NASA, Prizes, Space Policy
16 Comments
A Modest Proposal: the COTS Approach to SLS/Orion
I came up with an interesting new idea based on the recent press conferences about the successful completion of NASA’s COTS program, Bigelow’s report on the study they did on commercial lunar development, and the SLS/Orion developers discussion of “Removing … Continue reading
YHABFT: RD-180 Sales Ban Rumor, A-Com, and FY11 Budget Request HLV Propulsion
The RD-180 Sales Ban Rumor As some of you probably saw on twitter last night, Russia Today ran a piece claiming that Russia was mulling a sales ban on the RD-180 rocket engine to the US (h/t Jeff Foust). For … Continue reading
Posted in NASA, Space Policy, Space Transportation, YHABFT
14 Comments
Random Thoughts: SLS Dual-Use Upper Stage as a Super-ACES
Friends, Americans, Countrymen. Lend me your ears. I’ve come to provide constructive suggestions to SLS, not to bury it. A couple days ago, a friend asked me what I knew about the DUUS “Dual-Use Upper Stage” for SLS, and if … Continue reading
Posted in Launch Vehicles, NASA, Space Transportation
11 Comments
Hobgoblins
I made the mistake of reading about a Senate Commerce “hearing” held today regarding NASA’s human spaceflight plans. While some of the points made I actually agree with, one of the witnesses (Steve Cook of Dynetics) made an argument that … Continue reading
Posted in NASA
12 Comments
Random Thoughts: A Change of Heart in NEO Size of Interest?
I’ve been following the various twists and turns in NASA and private interest in NEOs for a few years, ever since the Flexible Path concept was suggested by the Augustine Committee. While I’ve always been of the opinion that the … Continue reading
Posted in NASA, NEOs
9 Comments