Results 21 to 30 of about 4,174 (166)

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

Descent trajectory reconstruction and landing site positioning of Chang’E-4 on the lunar farside

open access: yesNature Communications, 2019
The Chang’E-4 mission in January 2019 had the major challenge to land on the lunar far side without traditional radiometric techniques due to the missing line-of-sight.
Jianjun Liu   +16 more
doaj   +1 more source

Recent progress in lunar dust migration and biological toxicity research

open access: yes地球与行星物理论评, 2021
Lunar dust is easy to transport both vertically and horizontally, which affects the lunar surface material distribution, and the dusty plasma environment near the lunar surface.
Xiaoping Zhang   +4 more
doaj   +1 more source

Analysis on Delta-Vs to Maintain Extremely Low Altitude on the Moon and Its Application to CubeSat Mission

open access: yesJournal of Astronomy and Space Sciences, 2019
This paper analyzes delta-Vs to maintain an extremely low altitude on the Moon and investigates the possibilities of performing a CubeSat mission. To formulate the station-keeping (SK) problem at an extremely low altitude, current work has utilized real ...
Young-Joo Song   +2 more
doaj   +1 more source

Overview of the Lunar In Situ Resource Utilization Techniques for Future Lunar Missions

open access: yesSpace: Science & Technology, 2023
Along with the rapid development of space technology, extraterrestrial exploration has gradually tended to further-distanced and longer-termed planet exploration.
Peng Zhang   +15 more
doaj   +1 more source

Numerical Simulations of the Lunar Penetrating Radar and Investigations of the Geological Structures of the Lunar Regolith Layer at the Chang’E 3 Landing Site

open access: yesInternational Journal of Antennas and Propagation, 2017
In the process of lunar exploration, and specifically when studying lunar surface structure and thickness, the established lunar regolith model is usually a uniform and ideal structural model, which is not well-suited to describe the real structure of ...
Chunyu Ding   +7 more
doaj   +1 more source

Overview of lunar exploration and International Lunar Research Station [PDF]

open access: yesChinese Science Bulletin, 2020
As the only natural satellite of the Earth, the Moon is the first target for human space exploration, due to its unique location, highly characteristic environmental resources and abundant material resources. The Earth-Moon system is the proving ground for the exploration of the solar system, and the Moon is a transit point towards farther deep space ...
Zhaoyu Pei   +11 more
openaire   +1 more source

Preliminary Analysis of Delta-V Requirements for a Lunar CubeSat Impactor with Deployment Altitude Variations [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2015
Characteristics of delta-V requirements for deploying an impactor from a mother-ship at different orbital altitudes are analyzed in order to prepare for a future lunar CubeSat impactor mission.
Young-Joo Song, Jin Ho, Bang-Yeop Kim
doaj   +1 more source

Scientific preparations for lunar exploration with the European Lunar Lander [PDF]

open access: yesPlanetary and Space Science, 2012
This paper discusses the scientific objectives for the ESA Lunar Lander Mission, which emphasise human exploration preparatory science and introduces the model scientific payload considered as part of the on-going mission studies, in advance of a formal instrument selection.
Carpenter, James D.   +3 more
openaire   +2 more sources

Overview of the CHILL-ICE 2021 Science Experiments and Research Campaign

open access: yesSpace: Science & Technology, 2022
The main objective of the CHILL-ICE (Construction of a Habitat Inside a Lunar-analogue Lava tube—Iceland; a campaign by ICEE Space and EuroMoonMars) prototype mission was to deploy an inflatable habitat and its systems inside a lunar analogue lava tube ...
David J. K. Smith   +6 more
doaj   +1 more source

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