The Space Review features the following essays:
Michael Huang looks at problems with the Augustine Committee’s “flexible path” option.
Jeff Foust reports on a new bid by The Planetary Society fly a solar sail.
Dwayne Day notes that for all of NASAâ€™s in delivering projects on time and on budget, the Defense Departmentâ€™s project management woes are far more serious, with potentially bigger implications.
Taylor Dinerman reviews a book that offers a new perspective on the life of early space pioneer Konstantin Tsiolkovskii.