Today is space with you [No. 1378]
The China National Space Administration released the Tianwen-1 probe to transmit images back
On January 1, 2022, the China National Space Administration released a set of exquisite images transmitted from the distant Mars by the Tianwen-1 probe, the first Mars exploration mission on the mainland, reporting the safety of Tianwen-1 to the people of the whole country and sending holiday greetings.
As of December 31, 2021, the Tianwen-1 orbiter has been in orbit for 526 days, about 350 million kilometers from Earth, and has a communication delay of about 19.5 minutes. The rover worked on the surface of Mars for 225 Martian days, driving more than 1400 meters cumulatively, and transmitting a total of about 560GB of raw scientific data.
The "New Year's Day Beijing-Hong Kong-Macao Tiangong Dialogue" activity was held in Beijing, Hong Kong and Macao
On the afternoon of January 1, 2022, shenzhou 13 crew members who were on a mission to the Tiangong space station and about 500 young students from Beijing, Hong Kong and Macao conducted a unique and meaningful interactive exchange activity on the first day of the new year, talking about "space dreams" and moving towards the future together.
During the event, the Shenzhou 13 astronaut crew also led the young students to visit a special painting exhibition with the theme of "Dialogue between Youth and the Starry Sky". This is the first "space painting exhibition" held on the China Space Station, and more than 20 space-themed paintings created by teenagers in the central and western regions have appeared in China's "Tiangong".
The sixth batch of scientific data of Tianwen-1, the twenty-second batch of scientific data of Chang'e-4, and the tenth batch of scientific data of international cooperation payloads were released
On January 5, 2022, the Lunar Exploration and Aerospace Engineering Center released the sixth batch of Tianwen-1 scientific exploration data, which was acquired from November 4 to 30, 2021, including 2B data of the Martian Ion and Neutral Particle Analyzer on the orbiter, 2C data of the navigation terrain camera on the Mars rover, 2C data of the Mars Meteorological Surveyor, and 2C data of the surface detection radar of the Mars rover, a total of 552 data files, with a total data volume of 15.48GB.
In addition, the 22nd batch of scientific data of Chang'e-4 and the 10nd batch of scientific data of Chang'e-4's international cooperation payload were also released. The former includes the scientific data obtained by the Chang'e-4 lander and the Four Scientific Payloads carried on the Yutu-2 lunar rover during the 26th day (January 6, 2021 to January 21, 2020), specifically the low-frequency radio spectrometer level 2C scientific data of the lander, the panor's panoramic camera level 2B scientific data, the lunar radar level 2B scientific data, and the infrared imaging spectrometer level 2B scientific data, a total of 542 data files, with a total data of 2.95GB. The latter includes scientific data obtained by two internationally cooperating scientific payloads during the 22th day (September 11, 2020 to September 24, 2020), specifically the lunar surface of the lander and the level 2A scientific data of the radiation dose detector, and the neutral atomic detector level 2B scientific data of the rover, a total of 12 data files, with a total data of 52.42MB.
The space station robotic arm-transposing cargo spacecraft test was a complete success
At 6:59 a.m. on January 6, 2022, after about 47 minutes of close cross-system coordination, the space station robotic arm transposition cargo spacecraft test was a complete success, which was the first time that the mainland used the space station robotic arm to operate a large orbiting vehicle for transposition test. In this test, the feasibility and effectiveness of using the robotic arm to operate the transposition of the space station module are preliminarily tested, and the transposition technology of the space station module and the large-load control technology of the robotic arm are verified.
The yutu-2 lunar rover has driven more than 1,000 meters
Near midnight on January 6, 2022, the Yutu-2 lunar rover exceeded 1,000 meters and reached 1,003.9 meters.
The Shenzhou 13 astronaut crew successfully completed the hand-controlled remote operation of the Tianzhou-2 cargo spacecraft and the space station assembly rendezvous and docking test
At 7:55 on January 8, 2022, after about 2 hours, the Shenzhou 13 astronaut crew, in close coordination with ground scientific and technological personnel, adopted a hand-controlled remote operation method in the core module of the space station, and successfully completed the rendezvous and docking test of the Tianzhou-2 cargo spacecraft and the space station assembly.
This test is the first time that astronauts have used hand-controlled remote operation equipment in orbit to control the cargo spacecraft and the space station to rendezvous and dock, which initially verifies the function and performance of the manual remote operating system of the space station and the visiting aircraft, as well as the rationality of the cooperative working procedure between heaven and earth.
The Yuanwang No. 3 ship successfully completed the maritime monitoring and control task
On the morning of January 14, 2022, the Yuanwang No. 3 ship, which successfully completed the 2021 maritime measurement and control task, slowly docked at the dock of the China Satellite Maritime Measurement and Control Department under the tow of the tugboat. According to statistics, the Yuanwang No. 3 ship successfully completed many maritime monitoring and control tasks represented by the Shenzhou 13 mission in 2021, accumulating more than 170 days of offshore operations throughout the year and safely sailing more than 41,000 nautical miles.
The mainland successfully launched the test THIRTEEN satellite
At 10:35 on January 17, 2022, the mainland successfully launched the test 13th satellite at the Taiyuan Satellite Launch Center with the Long March 2D carrier rocket, and the satellite smoothly entered the predetermined orbit, and the launch mission was a complete success.
The mission was the 406th flight of the Long March series of carrier rockets.
Yuanwang No. 5 completed the renovation and successfully returned to its home port
On the morning of January 18, 2022, Yuanwang No. 5, which successfully completed the renovation of the Central Repair, successfully returned to its home port.
At the end of November 2021, Yuanwang 5 went to Shanghai Jiangnan Shipyard to carry out the technical transformation of the ship. It is understood that in the 50-day medium-term repair technology transformation project, the maintenance of more than 50 projects in 13 categories has been completed, such as main engine maintenance, underwater equipment maintenance, shaft system special inspection, whole ship painting, as well as deck machinery, dock engineering, electrical system, fire protection system, indoor outfitting and other 13 categories.
The Lingke Aerospace suborbital rocket made its debut, and the full-arrow cold state test was a complete success
On January 25, 2022, at the Lingke Aerospace (Jiangyin) Rocket Assembly Base, the new generation of sub-orbital fully multiplexed rocket RLV-T6 debuted, and the full arrow and static test platform completed the refueling and combined training, and the cold state test was a complete success.
The mainland successfully launched the L-SAR 01 group of A stars
At 7:44 a.m. on January 26, 2022, the mainland successfully launched the L-SAR 01 group A satellite at the Jiuquan Satellite Launch Center with the Long March 4 C carrier rocket. The satellite successfully entered the predetermined orbit and the launch mission was a complete success. The satellite is mainly used for effective monitoring of the geological environment, landslides, earthquake disasters, etc.
The mission is the 407th flight of the Long March series of carrier rockets.
The large rocket's first overall milling process of the oversized diameter to thickness ratio of the bottom of the tank box
In late January 2022, Tianjin Aerospace Long March Rocket Manufacturing Co., Ltd. successfully completed the overall milling process of the bottom of the rocket tank with a diameter of 3.35 meters, and the wall thickness after the milling of the box bottom was only 1 mm, which was the first large-diameter thin-walled structure box bottom completed by the overall precision milling of the big rocket.
The Information Office of the State Council released the "2021 China Aerospace" white paper
On the morning of January 28, 2022, the Information Office of the State Council released the "2021 China Aerospace" white paper, which is the fifth space white paper released after the 2000, 2006, 2011 and 2016 space white papers.
The full text of the white paper is about 12,500 words, and in addition to the preface and conclusion, it includes six parts, namely: starting a new journey of comprehensively building a space power, developing space technology and systems, cultivating and expanding the space application industry, carrying out space science exploration and research, promoting the modernization of space governance, and building a new pattern of international cooperation in space."
The performance of the mainland 100-kilowatt Hall thruster has reached the international advanced level
In January this year, the high-power Hall electric propulsion technology of the 510 institutes of the Fifth Academy of Aerospace Science and Technology Group made a major breakthrough, and in the ground test, the single-channel Hall thruster (HET-450) used Xe as the working medium to reach a maximum power of 105 kilowatts. The maximum thrust reaches 4.6 Ox, with Kr as the working medium of the highest specific impulse of more than 5100 seconds, marking the mainland in the field of high-power electric propulsion technology, the performance of 100 kilowatt-class Hall thrusters has reached the international advanced level, and the single-channel Hall thruster has been comparable to the technical level of the American multi-channel X3 Hall thruster (maximum power 102 kilowatts, maximum thrust 5.4 Ox).
Carry forward the spirit of spaceflight and embrace the sea of stars