Space Image: Sputnik 1

Oct 05, 2011
Image Credit: NASA/Asif A. Siddiqi

(PhysOrg.com) -- On Oct. 4, 1957, Sputnik 1 successfully launched and entered Earth's orbit. Thus, began the space age.

The successful shocked the world, giving the former Soviet Union the distinction of putting the first human-made object into space. The word 'Sputnik' originally meant 'fellow traveler,' but has become synonymous with 'satellite' in modern Russian.

This historic image shows a technician putting the finishing touches on Sputnik 1, humanity's first artificial satellite. The pressurized sphere made of had five primary scientific objectives: Test the method of placing an artificial satellite into ; provide information on the density of the atmosphere by calculating its lifetime in orbit; test radio and optical methods of orbital tracking; determine the effects of radio wave propagation though the atmosphere; and, check principles of pressurization used on the satellites.

Explore further: Europe sat-nav launch glitch linked to frozen pipe

add to favorites email to friend print save as pdf

Related Stories

Space Image: A Beehive of Satellites

Feb 12, 2009

The launch of the first artificial satellite by the then Soviet Union in 1957 marked the beginning of the utilization of space for science and commercial activity. During the Cold War, space was a prime area ...

Vanguard I celebrates 50 years in space

Mar 13, 2008

The Vanguard I satellite celebrates its 50th birthday this year. Its launch on March 17, 1958 from Cape Canaveral, Florida, culminated the efforts of America’s first official space satellite program begun in September 1955. ...

SuitSat Experiment Ended Successfully

Mar 08, 2006

The SuitSat-1 experiment, called RadioSkaf - or Radio Sputnik in Russian - has been completed successfully by the International Space Station crew, Sergei Samburov, the project's deputy director, told the Russian ...

Russia's Soyuz: historic symbol of space reliability

Aug 25, 2011

Russia's Soyuz rocket, which failed to put a Russian supply ship into orbit, is descended from launch vehicles of the early days of the space race but until now has been a byword for reliability.

ESA sets MetOp-A launch date

Sep 14, 2006

The European Space Agency says the launch of MetOp-A, the first in a new European series of three meteorological satellites, will be Oct. 7.

Recommended for you

Europe sat-nav launch glitch linked to frozen pipe

10 hours ago

A frozen fuel pipe in the upper stage of a Soyuz launcher likely caused the failure last month to place two European navigation satellites in orbit, a source close to the inquiry said Wednesday.

Cyanide ice in Titan's atmosphere

12 hours ago

Gigantic polar clouds of hydrogen cyanide roughly four times the area of the UK are part of the impressive atmospheric diversity of Titan, the largest moon of Saturn, a new study led by Leiden Observatory, ...

Video: Alleged meteor caught on Russian dash cam (again)

15 hours ago

Thanks to the ubiquity of dashboard-mounted video cameras in Russia yet another bright object has been spotted lighting up the sky over Siberia, this time a "meteor-like object" seen on the evening of Saturday, Sept. 27.

User comments : 0