Articles with "lunar" as a keyword



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Longitude‐dependent lunar tidal modulation of the equatorial electrojet during stratospheric sudden warmings

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016ja023609

Abstract: Comparison of the diurnal variation of the lunar tidal amplitude in the Peruvian and Indian sectors during December solstice. The peak lunar tidal amplitude over the Peruvian sector is 1.31 times greater than over the… read more here.

Keywords: lunar; lunar tidal; dependent lunar; tidal modulation ... See more keywords
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Further evidence for early lunar magnetism from troctolite 76535

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016je005154

Abstract: The earliest history of the lunar dynamo is largely unknown and has important implications for the thermal state of the Moon and the physics of dynamo generation. The lunar sample with the oldest known paleomagnetic… read more here.

Keywords: lunar; field; troctolite 76535; dynamo ... See more keywords
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Longitudinal Variation of the Lunar Tide in the Equatorial Electrojet

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2017ja024601

Abstract: The atmospheric lunar tide is one known source of ionospheric variability. The subject received renewed attention as recent studies found a link between stratospheric sudden warmings and amplified lunar tidal perturbations in the equatorial ionosphere.… read more here.

Keywords: lunar; variation; lunar tidal; equatorial electrojet ... See more keywords
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A parametric data handling evaluation framework for autonomous lunar networks

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Published in 2021 at "CEAS Space Journal"

DOI: 10.1007/s12567-021-00390-4

Abstract: Different and exciting exploration opportunities toward the Moon are opening in this decade. In particular, the major space agencies are putting a considerable effort in designing and studying a broad spectrum of missions that will… read more here.

Keywords: data handling; lunar; framework; parametric data ... See more keywords
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Multi-disciplinary and Multi-objective Design Optimization of a Lunar Rover System with Operational Considerations

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Published in 2021 at "International Journal of Aeronautical and Space Sciences"

DOI: 10.1007/s42405-021-00415-6

Abstract: This study proposes a framework for designing/optimizing a Lunar rover for an early-phase mission concept trade-off. The proposed framework (1) develops models for major rover subsystems and lunar environment, (2) generates the rover’s operational schedule… read more here.

Keywords: design optimization; lunar rover; multi objective; lunar ... See more keywords
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The MEOW lunar project for education and science based on concurrent engineering approach

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Published in 2018 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2018.04.047

Abstract: Abstract The use of concurrent engineering in the design of space missions allows to take into account in an interrelated methodology the high level of coupling and iteration of mission subsystems in the preliminary conceptual… read more here.

Keywords: engineering; lunar; concurrent engineering; mission ... See more keywords
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A Flexible Lunar Architecture for Exploration (FLARE) supporting NASA's Artemis Program

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Published in 2020 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2020.07.032

Abstract: Abstract The Flexible Lunar Architecture for Exploration (FLARE) is a concept to deliver four crew to the lunar surface for a minimum of seven days and then return them safely to Earth. FLARE can be… read more here.

Keywords: lunar; surface; vehicle; flexible lunar ... See more keywords
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ISRO’s Unprecedented Journey to the Moon

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Published in 2020 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2020.07.046

Abstract: Abstract Chandrayaan-2, being the sequel of Indian Lunar Mission, differs with Chandrayaan-1 in targeting a specific lunar orbit. The primary ground trajectory design objective is to achieve the desired lunar orbit, from which the lander… read more here.

Keywords: moon; lunar; trajectory design; lunar orbit ... See more keywords
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Regolith-based additive manufacturing for sustainable development of lunar infrastructure – An overview

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Published in 2021 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2021.01.005

Abstract: Abstract This review discusses the development prospects of additive technologies for the manufacturing of complex technological items on the surface of the Moon under scarce resource availability and low-gravity conditions. One of the expected materials… read more here.

Keywords: development; lunar regolith; lunar; additive manufacturing ... See more keywords
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Sintering of 3D printable simulated lunar regolith magnesium oxychloride cements

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Published in 2021 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2021.03.016

Abstract: Abstract This study investigates the formulation, processing, hardened state properties, and additive manufacturing of sintered 3D-printable simulated lunar regolith magnesium oxychloride (MOC) cements. Sintering of these materials up to 1200 °C leads to full decomposition of… read more here.

Keywords: lunar regolith; regolith magnesium; lunar; printable simulated ... See more keywords
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Effect of grain size distribution on stress-strain behavior of lunar soil simulants

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Published in 2017 at "Advances in Space Research"

DOI: 10.1016/j.asr.2017.04.029

Abstract: Geotechnical behavior of the lunar soils is important for engineering analyses regarding various aspects of the future extraterrestrial settlement plans including lunar exploration and construction. Many lunar soil simulants had been produced so far, in… read more here.

Keywords: lunar; lunar soil; grain size; soil simulants ... See more keywords