Results 11 to 20 of about 1,666,454 (346)

Exploration of energization and radiation in geospace (ERG): challenges, development, and operation of satellite systems

open access: yesEarth, Planets and Space, 2018
The exploration of energization and radiation in geospace (ERG) satellite, nicknamed “Arase,” is the second satellite in a series of small scientific satellites created by the Institute of Space and Astronautical Science of the Japan Aerospace ...
Yosuke Nakamura   +21 more
doaj   +1 more source

Laboratory construction and curation scheme for returned samples of the chang’e-5 mission

open access: yesGeoscience Letters, 2022
The analysis of samples returned from a planetary body is important to understand the origin, composition, evolution, and interactions with space or atmospheric weathering of the planet. In particular, pristine rocks, which are not affected by weathering,
Hongwei Yang, Ruihong Yang, Qian Wang
doaj   +1 more source

Learn Generalization Feature via Convolutional Neural Network: A Fault Diagnosis Scheme Toward Unseen Operating Conditions

open access: yesIEEE Access, 2020
In recent years, Convolutional neural networks (CNNs) have achieved start-of-art performance in the fault diagnosis field. If there is no available information on the unseen operating conditions, the model trained on the seen operating condition cannot ...
Yuantao Yang   +5 more
doaj   +1 more source

Imaging in Space Exploration [PDF]

open access: yesAmerican Journal of Neuroradiology, 2011
I remember the amazement I felt when man walked on the moon. Today, I feel that monies spent on space exploration would be better used in green energy and ocean preservation programs. We already live on earth, the most perfect spaceship of all: Why go beyond it?
openaire   +2 more sources

Integration of Exploration and Search: A Case Study of the M3 Model [PDF]

open access: yes, 2019
International audienceEffective support for multimedia analytics applications requires exploration and search to be integrated seamlessly into a single interaction model.
A Babenko   +5 more
core   +2 more sources

Alignment determination of the Hayabusa2 laser altimeter (LIDAR)

open access: yesEarth, Planets and Space, 2021
In this study, we determined the alignment of the laser altimeter aboard Hayabusa2 with respect to the spacecraft using in-flight data. Since the laser altimeter data were used to estimate the trajectory of the Hayabusa2 spacecraft, the pointing ...
Hirotomo Noda   +51 more
doaj   +1 more source

Experimental study on electrostatic migration of different mineral particles composing lunar dust under electron irradiation

open access: yesFrontiers in Astronomy and Space Sciences, 2023
Dust electrostatic migration is one of the primary causes of dust events on the surface of airless celestial bodies, which can result in multiple dust phenomena, including lunar horizon glow and dust pools, and also offer crucial insights into the ...
Hong Gan   +7 more
doaj   +1 more source

A curation for uncontaminated Hayabusa2-returned samples in the extraterrestrial curation center of JAXA: from the beginning to present day

open access: yesEarth, Planets and Space, 2023
Developing a cleanroom and clean chambers (CCs) for Hayabusa2 returned samples has been discussed with the committee for Hayabusa2 sample curation facility since 2015.
Toru Yada   +33 more
doaj   +1 more source

Towards an integrated scientific and social case for human space exploration [PDF]

open access: yes, 2004
I will argue that an ambitious programme of human space exploration, involving a return to the Moon, and eventually human missions to Mars, will add greatly to human knowledge. Gathering such knowledge is the primary aim of science, but science's compart-
Crawford, Ian
core   +1 more source

Space photography and the exploration of Mars [PDF]

open access: yes, 1970
A general exposition of the scientific potentialities and analytic framework of space photography is presented using the photography of Mars from flybys and orbiters as the principal example.
Davies, M. E., Murray, B. C.
core   +1 more source

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