Results 21 to 30 of about 469 (186)

Copernican‐Aged (<200 Ma) Impact Ejecta at the Chang'e‐5 Landing Site: Statistical Evidence From Crater Morphology, Morphometry, and Degradation Models

open access: yesGeophysical Research Letters, 2021
Chang'e‐5 successfully returned ∼1,731 g of lunar samples on December 17, 2020. We systematically studied the morphology and morphometry of craters surrounding the Chang'e‐5 site based on high‐resolution images.
Yuqi Qian   +10 more
doaj   +1 more source

Surges in volcanic activity on the Moon about two billion years ago

open access: yesNature Communications, 2023
The history of mare volcanism critically informs the thermal evolution of the Moon. However, young volcanic eruptions are poorly constrained by remote observations and limited samples, hindering an understanding of mare eruption flux over time. The Chang’
Heng-Ci Tian   +14 more
doaj   +1 more source

Improvement of Lunar Surface Dating Accuracy Utilizing Crater Degradation Model: A Case Study of the Chang’e-5 Sampling Area

open access: yesRemote Sensing, 2023
Taking the Chang’e-5 (CE-5) sampling area as an example, this study carried out an investigation on improving the crater size-frequency distribution (CSFD) dating accuracy of lunar surface geologic units based on the crater degradation model.
Feiyue Zhao, Wei Zuo, Chunlai Li
doaj   +1 more source

Design of In-Orbit Sample Container Transfer Mechanism for Chang’E-5 Lunar Sample Return Mission

open access: yesAerospace, 2023
In this paper, a pawl composite linkage transfer mechanism is designed for the automatic in-orbit sample transfer mission of Chang’E-5 lunar sample return mission, which can realize the sample container in-orbit transfer under various critical ...
Weijun Wang   +6 more
doaj   +1 more source

Thermal Modeling of the Lunar Regolith at the Chang'E‐4 Landing Site

open access: yesGeophysical Research Letters, 2021
Accurate assessments of surface temperatures on the Moon are important for understanding the physical properties of the lunar surface regolith and thermal effects on the reflectance spectra beyond 2 μm.
Honglei Lin   +11 more
doaj   +1 more source

Maria Basalts Chronology of the Chang’E-5 Sampling Site

open access: yesRemote Sensing, 2021
Chang’E-5 is the first lunar sample return mission of China. The spacecraft was landed in the northwest of the Procellarum KREEP Terrane (43.0576°N, 308.0839°E) on 1 December 2020 and returned 1731 g samples from a previously unvisited region.
Zhen Xu, Dijun Guo, Jianzhong Liu
doaj   +1 more source

Lunar Regolith Temperature Variation in the Rümker Region Based on the Real-Time Illumination

open access: yesRemote Sensing, 2020
Chang’E-5 will be China’s first sample−return mission. The proposed landing site is at the late-Eratosthenian-aged Rümker region of the lunar nearside.
Zhen Zhong, Jianguo Yan, Zhiyong Xiao
doaj   +1 more source

Trajectory Determination of Chang’E-5 during Landing and Ascending

open access: yesRemote Sensing, 2021
Chang’E-5 (CE-5) is China’s first lunar sample return mission. This paper focuses on the trajectory determination of the CE-5 lander and ascender during the landing and ascending phases, and the positioning of the CE-5 lander on the Moon.
Peng Yang   +5 more
doaj   +1 more source

Physical Characterization of Moon Impactor WE0913A

open access: yesThe Planetary Science Journal, 2023
On 2022 March 4, the object known as WE0913A crashed into the Moon after several close flybys of the Earth and the Moon in the previous three months. Leading up to impact, the identity of the lunar impactor was up for debate, with two possibilities: the ...
Tanner Campbell   +8 more
doaj   +1 more source

Weak influence of the secondary surface processes on the regolith of Chang’E-5 landing site

open access: yesCommunications Earth & Environment, 2023
Soils at the Chang’E-5 landing site on the Moon were weakly influenced by secondary surface processes, according to analyses of light noble gas characteristics which are relatively less fractionated than those in other lunar ...
Junjie Li   +19 more
doaj   +1 more source

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