Globalstar is a low Earth orbit (LEO) satellite constellation for satellite phone and low - speed data communications, somewhat similar to the Iridium satellite constellation and Orbcomm satellite systems. A Globalstar second - generation constellation will consist of 24 Low Earth Orbiting (LEO) satellites.
what is globalstar (mobile satellite service)
a low Earth orbit (LEO) satellite constellation for satellite phone and low - speed data communications, somewhat similar to the Iridium satellite constellation and Orbcomm satellite systems