Space & Earth

August 1, 2021

Building a planetary navigation system

By Matteo Luccio

Image: Just_Super/iStock/Getty Images Plus/Getty Images

July 15, 2021

Spire’s Earth observation contract includes GNSS-RO, GNSS-R data

By Tracy Cozzens

July 14, 2021

Diving into real-time geospatial threat intelligence

By William Tewelow, GISP

A graphic detailing the different areas of GNSS coverage. (Credits: NASA)

January 5, 2021

NASA explores upper limits of GNSS for Artemis mission

By GPS World Staff

The Sentinel-6 Michael Freilich spacecraft undergoes tests at its manufacturer Airbus in Friedrichshafen, Germany, in 2019. The white GNSS-RO instrument can be seen attached to the upper left portion of the front of the spacecraft. (Photo: Airbus)

September 4, 2020

Sentinel-6 sea-level mission to use GNSS-RO for weather and climate monitoring

By Tracy Cozzens

June 30, 2020

NOAA report supports GNSS-RO for weather and space forecasts

By Tracy Cozzens

One of Spire's Satellite Manufacturing Technicians (Tomasz Chanusiak) tests the Radio Frequency capabilities of a LEMUR2 nanosatellite in Spire's cleanroom in Glasgow, Scotland. (Photo: ESA)

December 3, 2018

ESA’s Pioneer mission sends GNSS-RO nanosatellites into orbit

By GPS World Staff

Photo: GeoOptics

January 11, 2015

Severe Weather Study Shows Potential of GNSS-RO Satellites

By GPS World Staff

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