A "live satellite" is something that is being shown "live" from a satellite, such as images from space, or views of the Earth from a satellite in outer space. TV programs you watch on satellite is not considered "live satellite".
This refers to a satellite that is artificial and is used mainly for transferring messages or signals going to the outer space. The signals that are sent by this can be transferred to any place on Earth.
most of the time, a space shuttle is sent unmanned to space with the satellite on the top of the shuttle. Then they send the sattelite further into space for good precision on the Earth, or other planets.