This has been asked many times. Instead of reiterating the reasons why one is not currently being worked on (at least by AMSAT-NA) I'll like you to an email that was on this list last week from Brent, KB1LQD, that AMSAT-UK picked up:
http://amsat-uk.org/2013/09/02/amateur-radio-cubesat-to-heo/
Hopefully this answers all your questions.
Bryce KB1LQC
On Tue, Sep 3, 2013 at 12:32 PM, John Becker w0jab@big-river.net wrote:
Anything new on a replacement. Have not see a thing myself.
John
______________________________**_________________ Sent via AMSAT-BB@amsat.org. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/**listinfo/amsat-bbhttp://amsat.org/mailman/listinfo/amsat-bb