Space capabilities have revolutionized and transformed our lives with advancements in navigation, timing, weather, and imagery just to name a few.


Space Capabilities

GPS users around the world depend on its precise navigational and timing information. This Web site, presented by the US Naval Observatory (USNO), discusses the constellation, NAVSTAR satellites, link signals (L1 and L2), P-code, Y-code, navigational accuracy and system errors.

SATCOM online provides FREE Satellite Communications Calculators, Satellite School, Presentations, and Software.

Imagery from space has opened the door for everyone to information heretofore only accessible by the highest levels of military and government.

Weather satellites from National Oceanic and Atmospheric Administration (NOAA) have revolutionized forecasting.

NASA Connect: The "A" Train Express combines satellite capabilities for comprehensive view of weather systems.

NASA technology spin-offs are found in environmental resource management, medicine, transportation, public safety, computer technology, industrial productivity, manufacturing technology and sports.

Space capabilities are leveraged to increase situational awareness for hurricane Katrina rescue efforts.

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