geophysical on mars or asteroid that would help us here on earth? >> reporter: it is called the sls space launch system will be able to carry a pay load 110 tons less than the shuttle and the saturn 5. >> shepard: there are arguments this doesn't need to cost as much as they say. >> reporter: especially the private space industry they call this a 35 billion dollar boondoggle they say this is about keeping jobs in florida and texas. they point out why nelson, hutchison are supporting this. they believe private industry can do this faster and cheaper. >> this money should be going to the private sector where the real space players are. my company and other private space companies can do better than nasa, frankly just about