there are going to be more ballast payloads particularly as commercial ops to the space station gens up. Just saw a thing today where almost all the folks who are planning to do commercial ops are looking at ballast rides.
Robert G. Oler Life member AMSAT ARRL _________________________________________________________________ Your E-mail and More On-the-Go. Get Windows Live Hotmail Free. http://clk.atdmt.com/GBL/go/201469229/direct/01/