license plate. miles, you have to move things to the right places. a lot of our satellites are geosynchronous. >> the earth rotates beneath them. we only have a couple of -- windows are minimal on the location as the earth spins beneath them. there aren't a lot of -- because there's not much there, there's not a lot of stuff that is permanently trained on the southern ocean. so that's part of the problem here. commercially available satellites, stuff you see from digital globe, are one meter resolution or sometimes less. that means an object three feet long or sometimes less can be resolved by even commercially available satellites. you know, nasa is not in the business of identifying pieces of debris on the surface of the ocean. they have a lot of scientific satellites which analyze ocean currents and so forth. i'm not exactly sure how much