since we are on the "space" subject and I dont feel its worth new HN thread, but same time would love to pick up your brain; what do we see here? dust on a lens

since we are on the "space" subject and I dont feel its worth new HN thread, but same time would love to pick up your brain; what do we see here? dust on a lenses??? http://www.youtube.com/watch?v=yjjftMK2HHM http://www.youtube.com/watch?v=yjjftMK2HHM appreciate your comments