Results 61 to 70 of about 2,321 (241)

Design, test, and verification of in-situ condition preserved coring and analysis system in lunar-based simulation environment

open access: yesInternational Journal of Mining Science and Technology
The lunar surface and its deep layers contain abundant resources and valuable information resources, the exploration and exploitation of which are important for the sustainable development of the human economy and society.
Haichun Hao   +12 more
doaj   +1 more source

Crop growth and viability of seeds on Mars and Moon soil simulants

open access: yesOpen Agriculture, 2019
If humans are going to establish a base on the Moon or on Mars they will have to grow their own crops. An option is to use Lunar and Martian regolith. These regoliths are not available for plant growth experiments, therefore NASA has developed regolith ...
Wamelink G.W.W.   +3 more
doaj   +1 more source

Toxicity of lunar dust

open access: yes, 2012
The formation, composition and physical properties of lunar dust are incompletely characterised with regard to human health. While the physical and chemical determinants of dust toxicity for materials such as asbestos, quartz, volcanic ashes and urban ...
Alving   +159 more
core   +1 more source

The Influence of Space Weathering on the Far‐Ultraviolet Reflectance of Apollo‐Era Soils

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 12, December 2025.
Abstract Building on our previous studies of the far‐ultraviolet (FUV) reflectance of Apollo soil 10084 and lunar soil simulants JSC‐1A and LMS‐1 (Gimar et al., 2022, https://doi.org/10.1029/2022je007508; Raut et al., 2018, https://doi.org/10.1029/2018je005567), we present new FUV results for Apollo soils 68501 and 71061. Heavily weathered soils (68501,
C. J. Gimar   +10 more
wiley   +1 more source

A Comprehensive Review of Additive Manufacturing for Space Applications: Materials, Advances, Challenges, and Future Directions

open access: yesAdvanced Engineering Materials, Volume 27, Issue 22, November 2025.
Additive manufacturing (AM) transforms space hardware by enabling lightweight, high‐performance, and on‐demand production. This review outlines AM processes—powder bed fusion (PBF), directed energy deposition (DED), binder jetting (BJ), sheet lamination (SL), and material extrusion (ME)—applied to propulsion, satellite structures, and thermal devices ...
Stelios K. Georgantzinos   +8 more
wiley   +1 more source

Robotic Arm Geomechanical Experiments and Analyses to Enable Lunar Science and Settlement

open access: yesEarth and Space Science, Volume 12, Issue 11, November 2025.
Abstract This study evaluates the capability of a robotic arm equipped with a force‐torque sensor and a specially designed scoop to perform geomechanical characterization of high‐fidelity lunar highlands regolith simulant. Experiments focused on pressure‐sinkage, shear strength, and angle of repose to assess the performance and applicability of the ...
J. M. Long‐Fox   +9 more
wiley   +1 more source

A Study Demonstrating That Using Gravitational Offset to Prepare Extraterrestrial Mobility Missions Is Misleading

open access: yesJournal of Field Robotics, Volume 42, Issue 7, Page 3772-3794, October 2025.
ABSTRACT Recently, there has been a surge of international interest in extraterrestrial exploration targeting the Moon, Mars, the moons of Mars, and various asteroids. This contribution discusses how current state‐of‐the‐art Earth‐based testing for designing rovers and landers for these missions currently leads to overly optimistic conclusions about ...
Wei Hu   +6 more
wiley   +1 more source

Analysis of four Apollo 16 double drive tubes using QEMSCAN® mapping techniques: Implications for sampling the lunar regolith in highland terrains

open access: yesMeteoritics &Planetary Science, Volume 60, Issue 10, Page 2504-2523, October 2025.
Abstract The lunar regolith contains a rich history of Solar System impact events and solar activity. Many future missions will land in the south polar region of the Moon, a heavily impact cratered highland terrain, similar to the Apollo 16 landing site.
Stephanie L. Halwa   +3 more
wiley   +1 more source

Effects of wheel width on running performance of four-wheeled small lunar rover

open access: yesNihon Kikai Gakkai ronbunshu
As future lunar habitation plans progress, the importance of landing-based exploration is increasing. Small lunar rovers are considered effective for such missions due to their low deployment risk and cost. However, these rovers are prone to slippage and
Kimitaka WATANABE   +3 more
doaj   +1 more source

Discovery of a Lunar Cold Spot at Apollo 16's South Ray Crater

open access: yesGeophysical Research Letters, Volume 52, Issue 18, 28 September 2025.
Abstract Lunar cold spots are extensive, ray‐like regions of reduced nighttime temperature surrounding young impact craters. Using improved Diviner temperature maps, we identify a faint cold spot surrounding South Ray crater at the Apollo 16 landing site.
Tyler M. Powell   +5 more
wiley   +1 more source

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