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The TIROS-1 satellite transmits the first television picture from space.
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Television Infrared Observation Satellite
Series of early American weather satellites
Television InfraRed Observation Satellite (TIROS) 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…Source: Wikipedia (CC BY-SA)
Satellite
Objects intentionally placed into orbit
A satellite or an artificial satellite is an object, typically a spacecraft, placed into orbit around a celestial body. They have a variety of uses, including communication relay, weather forecasting, navigation (GPS), broadcasting, scientific research, and Earth observation.…Source: Wikipedia (CC BY-SA)
April 1
Day of the year
April 1 is the 91st day of the year in the Gregorian calendar; 274 days remain until the end of the year.Source: Wikipedia (CC BY-SA)