Well

-That is quite an interesting choice you made for an ad campaign subject. It shows how imaginitive that you are to pick something like that.

-I think this one is the better of the two for attracting people to space travel. The spaceship and trail behind it are finely detailed with a nice red contrasting SPACE image painted on it. Not only that but the fact that it uses kids faces would attract families better and result in better effectiveness of the ad.