How many satellites does GPS have?
It started out with 24 in 1994 and their are now 31 that are operational.
A GPS device does not have any satellites.
According to what I've read, the GPS system currently has about 31active satellites in the orbit. These satellites each make two orbits around the earth each and every day. Further information on the GPS can be found on http://www.gps.gov.
There are 31 GPS satellites -- called NAVSTARs -Read more: http://wiki.answers.com/Q/How_many_GPS_satellites_are_there_and_when_were_they_put_in_orbit#ixzz1SrZ0ujrB