Sorry that I don't have any videos of it actually shooting moon rocks (but it does shoot them about 4-5 feet with pretty good consistency).
http://farm4.static.flickr.com/3509/...31e393.jpg?v=0
http://farm4.static.flickr.com/3485/...9bbd6b.jpg?v=0
It holds 7 moon rocks at a time. Sadly we have had very little test time as it was finished the same night we had to crate it up.