Yinghuo-1
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| Yinghuo-1 | |
|---|---|
| Mission name | Yinghuo-1 |
| Operator | China National Space Administration |
| Launch date | November 8, 2011 |
| Launch vehicle | Zenit-2SB |
| Launch site | Baikonur Cosmodrome |
| Satellite of | Mars |
| Orbit | Areocentric orbit |
Yinghuo-1 was a Chinese spacecraft that was launched on November 8, 2011, from the Baikonur Cosmodrome in Kazakhstan using a Zenit-2SB launch vehicle, in collaboration with the Russian Federal Space Agency and the European Space Agency. The mission was designed to study the Martian atmosphere and climate in conjunction with the Phobos-Grunt mission, which was operated by the Russian Federal Space Agency. The China National Space Administration was responsible for the development and operation of the Yinghuo-1 spacecraft, which was equipped with instruments from Tsinghua University, Shanghai Institute of Technical Physics, and the Chinese Academy of Sciences.
Introduction
The Yinghuo-1 mission was part of a broader effort by the China National Space Administration to explore the Solar System and to develop its capabilities in space exploration. The mission was also an opportunity for China to collaborate with other space agencies, such as the Russian Federal Space Agency and the European Space Agency, on a major space mission. The Yinghuo-1 spacecraft was designed to operate in conjunction with the Phobos-Grunt spacecraft, which was launched on the same rocket, and to provide complementary data on the Martian atmosphere and climate. The mission was also supported by the Harvard-Smithsonian Center for Astrophysics, the Jet Propulsion Laboratory, and the University of California, Berkeley.
Spacecraft Design
The Yinghuo-1 spacecraft was designed and built by the China National Space Administration and its partners, including the Shanghai Institute of Technical Physics and the Chinese Academy of Sciences. The spacecraft was equipped with a range of instruments, including a magnetometer from the University of Michigan, a plasma detector from the University of California, Los Angeles, and a radiometer from the Massachusetts Institute of Technology. The spacecraft was powered by solar panels and had a mass of approximately 110 kilograms. The spacecraft was also equipped with a communication system that allowed it to transmit data back to Earth via the Deep Space Network, which is operated by the Jet Propulsion Laboratory and the European Space Agency.
Mission Objectives
The primary objectives of the Yinghuo-1 mission were to study the Martian atmosphere and climate, and to provide complementary data to the Phobos-Grunt mission. The spacecraft was equipped with instruments to measure the temperature, pressure, and composition of the Martian atmosphere, as well as the magnetic field and plasma environment around Mars. The mission was also designed to test the capabilities of the China National Space Administration in space exploration and to develop its expertise in spacecraft design and operation. The mission was supported by the National Aeronautics and Space Administration, the European Space Agency, and the Canadian Space Agency.
Launch and Orbit
The Yinghuo-1 spacecraft was launched on November 8, 2011, from the Baikonur Cosmodrome in Kazakhstan using a Zenit-2SB launch vehicle. The spacecraft was placed into a transfer orbit around Earth and then traveled to Mars over a period of several months. The spacecraft was designed to enter into an areocentric orbit around Mars and to begin its scientific mission. However, due to a malfunction, the spacecraft failed to leave Earth orbit and was unable to reach Mars. The failure was investigated by the China National Space Administration and its partners, including the Russian Federal Space Agency and the European Space Agency.
Operations and Status
The Yinghuo-1 spacecraft was designed to operate for a period of several months, during which time it would collect data on the Martian atmosphere and climate. However, due to the malfunction, the spacecraft was unable to begin its scientific mission. The spacecraft remained in Earth orbit and was unable to communicate with Earth due to a lack of power. The mission was declared a failure and the spacecraft was left to decay in Earth orbit. The failure of the mission was a setback for the China National Space Administration and its partners, but it also provided valuable lessons for future space missions, including the Chang'e 3 mission, which was launched in 2013.
Legacy and Impact
Despite the failure of the Yinghuo-1 mission, it has had a lasting impact on the development of space exploration in China. The mission demonstrated the capabilities of the China National Space Administration in spacecraft design and operation, and it provided valuable experience for future space missions. The mission also highlighted the importance of international cooperation in space exploration, and it paved the way for future collaborations between the China National Space Administration and other space agencies, such as the National Aeronautics and Space Administration and the European Space Agency. The legacy of the Yinghuo-1 mission can be seen in the success of subsequent Chinese space missions, including the Chang'e 4 mission, which was launched in 2018 and included a lunar rover from the German Aerospace Center and a laser ranging retroreflector from the University of California, San Diego.