First artificial satellite in space

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Launch of Sputnik 1: The First Artificial Satellite in Space

On October 4, 1957, the Soviet Union launched Sputnik 1, marking the first time an artificial satellite was placed into Earth's orbit. This event is widely recognized as the beginning of the space age and a pivotal moment in human history, as it demonstrated the feasibility of sending man-made objects into space and set off the era of space exploration 12456789+1 MORE.

Sputnik 1: Technical Details and Mission

Sputnik 1 was a metal sphere with a diameter of about 55–58 centimeters and a mass of approximately 83–84 kilograms. It was equipped with four long antennas and powered by silver-zinc batteries, which allowed it to transmit radio signals back to Earth for about three weeks. The satellite orbited the planet every 96 minutes and completed 1,440 orbits before re-entering the atmosphere and burning up on January 4, 1958 145.

Global Impact and the Space Race

The launch of Sputnik 1 surprised much of the world, especially the United States, which had also announced plans to launch a satellite during the International Geophysical Year (1957–1958). The success of Sputnik 1 intensified the competition between the Soviet Union and the United States, leading to what became known as the "Space Race," a defining aspect of the Cold War era 23458910.

Scientific Contributions and Legacy

Sputnik 1's successful mission provided the first direct measurements from space and demonstrated the potential for scientific research using satellites. It also inspired rapid advancements in space technology and led to the development of more sophisticated satellites for communication, meteorology, and deep space exploration 56789.

Conclusion

Sputnik 1 was the world's first artificial satellite, launched by the Soviet Union on October 4, 1957. Its successful deployment into orbit marked the start of the space age, triggered the Space Race, and paved the way for decades of scientific and technological progress in space exploration 12456789+1 MORE.

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Most relevant research papers on this topic

The First Artificial Satellites of the Earth, Soviet Spacecraft Sputnik 1, Sputnik 2. To the 60th Anniversary of the Launch

The launch of Sputnik 1, the first artificial satellite of the Earth, on October 4, 1957 marked the beginning of the space era and the first step towards manned spaceflight.

2017·

0citations

·A. Selivanov et al.

Singing Satellites and Sounding Birds

The launch of Sputnik 1 in 1957 marked the beginning of the space race between the Soviet Union and the US, leading to significant advancements in space exploration and technology.

2017·

0citations

·J. Lien

Amateur space detectives : observers page

The first artificial earth satellite was launched by the USSR in 1957, causing a wild scramble for data, and the western world was unprepared.

2009·

0citations

·G. Roberts

Sputnik at 60 [Numbers Don't Lie]

Sputnik 1, the first artificial satellite, was launched by the Soviet Union on October 4, 1957, and was initially perceived as a surprise by the public.

2017·

1citation

·V. Smil

Editorial and cover: Fifty years after the first artificial satellite: from Sputnik 1 to ENVISAT

ENVISAT, the largest Earth-Observation spacecraft, has provided reliable data on atmospheric changes since its launch in 2002, aiding in understanding and addressing climate change.

Highly Cited

2007·

93citations

·A. Cracknell et al.

Development of advanced space sciences after first artificial satellite. 60-th anniversary of the space age

The launch of the first artificial Earth's satellite "Sputnik 1" in 1957 led to the development of various space sciences, including the van Allen-Vernov radiation belts and optical, laser, and radar observations.

2018·

2citations

·P. Velinov

Researches on the Atmosphere

The first artificial Earth's satellites were placed in orbit during the International Geophysical Year (1957-58) and immediately satisfied the hopes of researchers for the relevance of their scientific contribution.

2017·

0citations

·Renato Dicati

The First Decade in Space

The first artificial satellite, Sputnik 1, in 1957, led to rapid advances in space science, communications, and manned space missions, with the first space walk in 1965.

1969·

0citations

·C. Horsford

Space—The Next 50 Years

The next 50 years of space exploration will significantly impact humanity and society, building on the past 60 years of advancements since the launch of Sputnik I.

2021·

0citations

·K. Kasturirangan

Prime prove italiane di conquista dello spazio: aspetti tecnici e politici internazionali (1950-1961)

The San Marco Project, led by Luigi Broglio, marked the beginning of Italian space activities and the earliest development of Italian space activities, before the launch of the first Italian satellite in 1964.

2015·

0citations

·Valentina Mariani

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