Sputnik 1, Earth's First Artificial Satellite in Photos

S. P. Korolev. Father of the Soviet Space Program

NASA History Program Office

Sergei Pavlovich Korolev (1906-1966) was a Russian spacecraft designer who designed the rocket used to launch Sputnik. [Sergei Korolev: Architect of Soviet Space Program]

Crowd Looking at a Sputnik

History Films/Balcony Releasing

A crowd gazes upon one of seven Sputnik satellites produced by the Soviet Union. [Top 10 Sputniks: The Many Faces of the First Artificial Satellite]

Model of Sputnik at the United Nations

UN Photo/MB

These young students on a guided tour of United Nations Headquarters in New York City check out a model of the Sputnik 1. The Sputnik model was presented to the United Nations as a gift from the Soviet Union.

Sputnik Replica at the National Air & Space Museum

Eric Long/National Air and Space Museum.

A Sputnik replica hangs on display in the Milestones of Flight at the Smithsonian's National Air and Space Museum in Washington, D.C.

Chabot Space & Science Center

Courtesy of Chabot Space & Science Center

Visitors at the Chabot Space and Science Center in Oakland, California can view a replica of Sputnik 1 and other space artifacts.

Mini Sputnik Launched in Space

Russian Federal Space Agency

A cosmonaut tosses a miniature Sputnik satellite into orbit during a spacewalk outside the Russian Mir Space Station in this time-lapse series of video images. [Full Story]

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Space.com is the premier source of space exploration, innovation and astronomy news, chronicling (and celebrating) humanity's ongoing expansion across the final frontier. Originally founded in 1999, Space.com is, and always has been, the passion of writers and editors who are space fans and also trained journalists. Our current news team consists of Editor-in-Chief Tariq Malik; Editor Hanneke Weitering, Senior Space Writer Mike Wall; Senior Writer Meghan Bartels; Senior Writer Chelsea Gohd, Senior Writer Tereza Pultarova and Staff Writer Alexander Cox, focusing on e-commerce. Senior Producer Steve Spaleta oversees our space videos, with Diana Whitcroft as our Social Media Editor.