The term 'GOES 90' is a reference to the Geostationary Operational Environmental Satellite (GOES) system, which is a network of satellites operated by the National Oceanic and Atmospheric Administration (NOAA). The GOES 90 satellite was launched in 1994 and is used to monitor weather patterns and climate changes. The crossword solution for this term is 'SPEEDS', as the GOES 90 satellite orbits the Earth at a speed of approximately 7 km/s.