30th Anniversary of First Block II GPS Satellite Launched Into Orbit

30th Anniversary of the First GPS Satellite Launched Into Orbit

On February 14, 1989, the first Global Positioning System (GPS) “Block II” satellite was launched into Earth’s orbit. To ensure global coverage, 23 additional satellites were launched over the following years at various altitudes and orbits. Thus, a new era of Land Surveying was born, although it would be several more years before it would … Read more