An Ex Rocket Man's Take On It

 This article takes a closer,  more nuanced look at nuclear thermal propulsion for large colonization ships.  It still assumes fairly larg...

I have gotten involved with some friends on the New Mars forums discussing what might be appropriate for very large colonization ships.  Thi...

Final Update 11-17-20 :   Yesterday I closed the deal to sell this plane to a new owner.  He will take excellent care of it,  and put it to ...

This photo was taken at the last gathering of this group earlier this month.   These are my closest friends from my UT student days,   and...

This image actually speaks for itself,   although one of the nuances in it may be lost on most folks.   Mr. Trump did not notice this alte...

Updates: Addendum A added below 7-20-19 Addendum B added below 8-19-19 Addendum C added below 8-19-19 --------------- Tuesday July 1...