Results 11 to 20 of about 30,566,589 (181)

The Temporal Variation of Optical Depth in the Candidate Landing Area of China’s Mars Mission (Tianwen-1) [PDF]

open access: yesRemote Sensing, 2021
The atmospheric dust is an important factor in the evolution of the Martian climate and has a major impact on the scientific exploration of the Martian lander or rover and its payload.
Zhencheng Tang   +5 more
doaj   +3 more sources

A Shape-Memory Deployable Subsystem with a Large Folding Ratio in China’s Tianwen-1 Mars Exploration Mission

open access: yesEngineering, 2023
Once China’s Tianwen-1 Mars probe arrived in a Mars orbit after a seven-month flight in the deep cold space environment, it would be urgently necessary to monitor its state and the surrounding environment.
Chengjun Zeng   +16 more
doaj   +3 more sources

Visual Localization of the Tianwen-1 Lander Using Orbital, Descent and Rover Images

open access: yesRemote Sensing, 2021
Tianwen-1, China’s first Mars exploration mission, was successfully landed in the southern part of Utopia Planitia on 15 May 2021 (UTC+8). Timely and accurately determining the landing location is critical for the subsequent mission operations.
Wenhui Wan   +19 more
doaj   +3 more sources

Interplanetary Coronal Mass Ejections and Stream Interaction Regions Observed by Tianwen-1 and MAVEN at Mars

open access: yesThe Astrophysical Journal Supplement Series, 2023
The Tianwen-1 spacecraft is China's first Mars exploration mission. The Mars Orbiter Magnetometer (MOMAG) is a scientific instrument on board the Tianwen-1 mission that is designed to study magnetic fields at Mars, including the solar wind to the ...
Yutian Chi   +24 more
doaj   +3 more sources

Trajectory Recovery and Terrain Reconstruction Based on Descent Images under Dual-Restrained Conditions: Tianwen-1

open access: yesRemote Sensing, 2022
Tianwen-1 is the first Mars probe launched by China and the first mission in the world to successfully complete the three steps of exploration (orbiting, landing, and roving) at the one time.
Chen Qi   +9 more
doaj   +2 more sources

Mars Orbiter magnetometer of China’s First Mars Mission Tianwen-1 [PDF]

open access: yesEarth 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

Establishment of Safety Evaluation Factors for Dust Storms in the Landing Area Selection for Tianwen‐3 Mission

open access: yesEarth and Space Science
China's Tianwen‐3 mission is expected to be launched around 2028, making it the first Mars sample return mission. Dust storms occurring in all seasons on Mars can affect the accuracy and safety of the landing and takeoff phases of Mars sampling missions.
Puzheng Wen   +3 more
doaj   +2 more sources

Mars Ion and Neutral Particle Analyzer (MINPA) for Chinese Mars Exploration Mission (Tianwen-1): Design and ground calibration [PDF]

open access: yesEarth and Planetary Physics, 2020
The main objective of the Mars Ion and Neutral Particle Analyzer (MINPA) aboard the Chinese Mars Exploration Mission (Tianwen-1) is to study the solar wind–Mars interaction by measuring the ions and energetic neutral atoms (ENAs) near Mars.
LingGao Kong   +17 more
doaj   +3 more sources

Observations and interpretations of geomorphologic features in the Tianwen-1 landing area on Mars by using orbital imagery data [PDF]

open access: yesEarth and Planetary Physics, 2023
China’s first Mars exploration mission, Tianwen-1, successfully landed in southern Utopia Planitia on Mars on May 15, 2021. This work presents a detailed investigation of the geologic context of the landing area surface for this mission based on orbital ...
Hai Huang   +12 more
doaj   +2 more sources

Convolutional Neural Network Chemometrics for Rock Identification Based on Laser-Induced Breakdown Spectroscopy Data in Tianwen-1 Pre-Flight Experiments

open access: yesRemote Sensing, 2022
Laser-induced breakdown spectroscopy (LIBS) coupled with chemometrics is an efficient method for rock identification and classification, which has considerable potential in planetary geology.
Fan Yang   +8 more
doaj   +2 more sources

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