Results 11 to 20 of about 1,544 (211)
Tianwen-1 MINPA observations in the solar wind [PDF]
Earth and Planetary Physics, 2022 The Mars Ion and Neutral Particle Analyzer (MINPA) is one of the three scientific instruments onboard the Tianwen-1 orbiter to investigate the Martian space environment.
AiBing Zhang +27 more
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The Evolution of Hot Flow Anomalies in Martian Space Environment
Geophysical Research LettersHot Flow Anomalies (HFAs) are transient foreshock structures generated by solar wind discontinuity‐bow shock interactions, with their evolution only confirmed near Earth.
Heying Wang +9 more
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Mars Orbiter magnetometer of China’s First Mars Mission Tianwen-1 [PDF]
Earth and Planetary Physics, 2020 As one of the seven scientific payloads on board the Tianwen-1 orbiter, the Mars Orbiter Magnetometer (MOMAG) will measure the magnetic fields of and surrounding Mars to study its space environment and the interaction with the solar wind.
Kai Liu +9 more
doaj +2 more sources
Tianwen-1 and China's Mars exploration program. [PDF]
Natl Sci Rev, 2021 Abstract About every 26 months, the distance between Earth and Mars reaches a minimum, and that is the best time window for Mars exploration from Earth. In July 2020, three spacecraft started their journey to Mars: the Hope orbiter of the United Arab Emirates, the Tianwen-1 mission of China and the Perseverance rover of the United States’
Zhao W.
europepmc +4 more sources
Ballistic Range Testing Data Analysis of Tianwen-1 Mars Entry Capsule [PDF]
Space: Science & Technology, 2021 A typical blunt body such as Tianwen-1 Mars entry capsule suffers dynamic instability in supersonic regime. To investigate the unstable Mach range of flight and to confirm the design of aerodynamic shape and mass properties, a ballistic range test was ...
Haogong Wei +4 more
doaj +2 more sources
Ground calibration of the Mars orbiter magnetometer onboard Tianwen-1
Earth and Planetary Physics, 2023 Ground calibration experiments of the Mars orbiter magnetometer (MOMAG) onboard the orbiter of Tianwen-1 were performed to determine the sensitivity, misalignment angle, and offset of the sensors.
ManMing Chen +5 more
doaj +2 more sources
Analysis and Verification of Aerodynamic Characteristics of Tianwen-1 Mars Parachute
Space: Science & Technology, 2022 The Mars parachute flight environment is supersonic, low-density, and low dynamic pressures. To ensure the operating performance and reliability, the design optimization and verification of the Tianwen-1 Mars parachute have been carried out.
Mingxing Huang, Wenqiang Wang, Jian Li
doaj +2 more sources
Parallel observations process of Tianwen-1 orbit determination
Open AstronomyTo meet various requirements of the future deep space missions of China, State Key Laboratory of Astronautic Dynamics constructs a new orbit determinatin software with parallel observations process.
Huyan Zongbo +4 more
doaj +2 more sources
Mars Gravity Field Determination Using Tianwen-1 Orbiter Tracking Data
The Astrophysical Journal LettersThe Martian gravity field is a key data set for studying the internal structure of Mars. For this purpose, we processed all the two-way Doppler tracking data of the Tianwen-1 orbiter from 2021 June to 2024 October and determined a new degree and order 80
Chongyang Wang +7 more
doaj +2 more sources
Analysis of the background signal in Tianwen-1 MINPA
Advances in Space ResearchSince November 2021, Tianwen-1 started its scientific instrument Mars Ion and Neutral Particle Analyzer (MINPA) to detect the particles in the Martian space. To evaluate the reliability of the plasma parameters from the MINPA measurements, in this study,
Kong, Linggao +11 more
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