Friday, January 15, 2010

Ya' call that a space cannon? Now, this is a space cannon

Photo credit: John MacNeill/PopSci

PopSci has an article on the Quicklauncher, a conceptual 3,600' long, sea-based cannon capable of launching half-ton payloads to orbit.  Ex-Lawrence Livermore physicist John Hunter had built a sub-scale version and has 'done the math' on big one.  At 5k G's, you better have a sturdy payload! (Hat tip to Clark Lindsey.)