events
Project Vanguard: A launchpad explosion of Vanguard TV3 thwarts the first United States attempt to launch a satellite into Earth orbit.
Related Wikipedia articles
Project Vanguard
U.S. Navy satellite program in the 1950s
Project Vanguard was a program managed by the United States Navy Naval Research Laboratory (NRL), which intended to launch the first artificial satellite into low Earth orbit using a Vanguard rocket as the launch vehicle from Cape Canaveral Missile Annex, Florida.Source: Wikipedia (CC BY-SA)
Launch pad
Facility from which rockets are launched
A launch pad is an above-ground facility from which a rocket-powered missile or space vehicle is vertically launched. The term launch pad can be used to describe just the central launch platform, or the entire complex. The entire complex will include a launch mount or launch…Source: Wikipedia (CC BY-SA)
Vanguard TV-3
U.S. satellite in 1957
Vanguard TV-3, was the first attempt of the United States to launch a satellite into orbit around the Earth, after the successful Soviet launches of Sputnik 1 and Sputnik 2. Vanguard TV-3 was a small satellite designed to test the launch capabilities of the three-stage Vanguard…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)
December 6
Day of the year
December 6 is the 340th day of the year in the Gregorian calendar; 25 days remain until the end of the year.Source: Wikipedia (CC BY-SA)