At the end of the episode, just before Pike enters the Farragut ready room to speak to Kirk, the Enterprise and Farragut are shown stationary in space. As they're speaking, the window behind Kirk shows that they're traveling at warp.
There is no such thing as a "low geosynchronous orbit". You can have a geosynchronous orbit with a very low perigee but this would be largely useless in this context and meaningless without knowing what it was lower than.