May 25, 2017 Innovation column in GPS World discusses importance of laser ranging to GNSS satellites 05/25/2017 In the May 2017 Innovation column of GPS World, author Urs Hugentobler discusses the importance of laser ranging to GNSS satellites for improvement in modeling the orbits of these satellites. Better GNSS satellite orbits result in better receiver position accuracies, which are required to improve monitoring of Earth processes. Link https://gpsworld.com/kindred-spirits-laser-ranging-to-gnss-satellites/