https://nssdc.gsfc.nasa.gov/nmc/spacecraft/display.action?id=1957-001B

The Sputnik 1 spacecraft was the first artificial satellite successfully placed in ... Launch/Orbital information for Sputnik 1 · Telecommunications information for ...

https://www.nasa.gov/multimedia/imagegallery/image_feature_924.html

On Oct. 4, 1957, Sputnik 1 successfully launched and entered Earth's orbit. Thus, began the space age. The successful launch shocked the world, giving the ...

https://www.space.com/38331-sputnik-satellite-fun-facts.html

Oct 2, 2017 ... The first-ever artificial satellite took to the skies on Oct. 4, 1957. The launch of that craft, the Soviet Union's Sputnik 1, kicked off the space age ...

https://simple.wikipedia.org/wiki/Sputnik_1

Sputnik 1 was the first artificial satellite to go around the Earth. ... The United States was very surprised when the Soviet Union sent Sputnik 1 into space.

https://en.wikipedia.org/wiki/Sputnik_1

Sputnik 1 was the first artificial Earth satellite. The Soviet Union launched it into an elliptical low ... Tracking and studying Sputnik 1 from Earth provided scientists with valuable information. The density of the upper atmosphere could be ...

https://www.history.com/this-day-in-history/sputnik-launched

Nov 24, 2009 ... The spacecraft, named Sputnik after the Russian. ... them with pride for the work they've accomplished-the murder of more than 1 million Jews ...

https://www.thirteen.org/edonline/sputnik/facts.html

Sputnik's 50th Anniversary: The Beginning of the Space Race ... 1957 USSR launches Sputnik 1, man's first artificial satellite; 1958 USA launches Explorer 1, ...

https://www.indiatoday.in/education-today/gk-current-affairs/story/facts-about-sputnik-1-1057491-2017-10-04

Oct 4, 2017 ... The first-ever artificial satellite took to the skies on October 4, 1957. The launch of that craft, the Soviet Union's Sputnik 1, kicked off the space ...

https://cosmosmagazine.com/space/how-sputnik-1-launched-the-space-age

Oct 4, 2017 ... In successfully launching and placing Sputnik 1 into a low elliptical orbit, ... Information about Sputnik 1's transmission frequencies had, in fact, ...

https://californiasciencecenter.org/exhibits/air-space/mission-to-the-planets/sputnik

Sputnik 1 was the first human-made object to orbit the Earth. Designed ... The satellite, which was designed to reveal information about the density of the upper  ...