Television Infrared Observation Satellite Television Infrared Observation Satellite TIROS, or Television Infrared Observation Satellite, is a series of early weather satellites launched by the United States, beginning with TIROS-1 in 1960. TIROS was the first satellite that was capable of remote sensing of the Earth, enabling scientists to view the Earth from a new perspective: space. The program, promoted by Harry Wexler, proved the usefulness of satellite weather observation, at a time when military reconnaissance satellites were secretly in development or use. TIROS demonstrated at that time that "the key to genius is often simplicity." TIROS is an acronym of "Television InfraRed Observation Satellite"
XM Satellite Radio was included with XM Radio subscriptions, or was available separately for $7.99/month to Internet-only subscribers. XM also provided data services such as weather information for pilots and weather spotters through its Sirius XM Weather & Emergency datacasting service. This up to the minute weather information could be displayed in the cockpit of an aircraft equipped with a satellite weather receiver. Unlike weather radar, which relies on the aircraft's own equipment, the satellite service could give a pilot information about weather anywhere in USA and Canada. The downside is that the various weather streams (radar, cloud coverage, lightning, forecast, TAF, FA,