It may take parents days or even weeks to make their baby's sleeping habit go into the proper orbit. (shrewdmommy.com)
Just to begin with, he says, most of the satellites carry fuel for the small rockets that nudge them back into the proper orbit when they begin to drift. (discovermagazine.com)
This orbit is adjusted with regular planned maneuvers to maintain the proper orbit and angles for best information collection. (sciencedaily.com)