There are better options if you want to go nuclear for propulsion. http://www.nasa.gov/pdf/718391main_Werka_2011_PhI_FFRE.pdf
It’s not an unreasonable amount of mass to get into LEO, and so very elegant as a drive.
There are better options if you want to go nuclear for propulsion. http://www.nasa.gov/pdf/718391main_Werka_2011_PhI_FFRE.pdf
It’s not an unreasonable amount of mass to get into LEO, and so very elegant as a drive.