Performance of Hayabusa2 DCAM3-D Camera for Short-Range Imaging of SCI and Ejecta Curtain Generated from the Artificial Impact Crater Formed on Asteroid 162137 Ryugu (1999 JU3$\mbox{JU}_{3}$)
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DOI: 10.1007/s11214-016-0298-4
Abstract: Deployable Camera 3-D (DCAM3-D) is a small high-resolution camera equipped on Deployable Camera 3 (DCAM3), one of the Hayabusa2 instruments. Hayabusa2 will explore asteroid 162137 Ryugu (1999 JU3) and conduct an impact experiment using a… read more here.
Keywords: impact; camera; hayabusa2; ryugu ... See more keywords
Hayabusa2 mission status: Landing, roving and cratering on asteroid Ryugu
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DOI: 10.1016/j.actaastro.2020.02.035
Abstract: Abstract Hayabusa2 arrived at the C-type asteroid Ryugu in June 2018. During one and a half year of the Ryugu-proximity operation, we succeeded in two rovers landing, one lander landing, two spacecraft touchdown/sample collection, one… read more here.
Keywords: ryugu; operation; hayabusa2 mission; asteroid ryugu ... See more keywords
Hayabusa2 pinpoint touchdown near the artificial crater on Ryugu: Trajectory design and guidance performance
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DOI: 10.1016/j.asr.2021.07.031
Abstract: Abstract One of the major challenges in the Hayabusa2 sample-return mission was the second touchdown on the asteroid Ryugu, which was designed to collect subsurface materials near the artificial crater formed by a small carry-on… read more here.
Keywords: pinpoint touchdown; site; trajectory; near artificial ... See more keywords
Boulder size and shape distributions on asteroid Ryugu
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DOI: 10.1016/j.icarus.2019.05.019
Abstract: Abstract In 2018, the Japanese spacecraft Hayabusa2, arrived at the small asteroid Ryugu. The surface of this C-type asteroid is covered with numerous boulders whose size and shape distributions are investigated in this study. Using… read more here.
Keywords: boulders larger; shape distributions; size shape; asteroid ryugu ... See more keywords
Global-scale albedo and spectro-photometric properties of Ryugu from NIRS3/Hayabusa2, implications for the composition of Ryugu and the representativity of the returned samples
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DOI: 10.1016/j.icarus.2020.114126
Abstract: Abstract The type C asteroid Ryugu has been visited by the JAXA Hayabusa2 mission, a first for a primitive asteroid in the Solar System exploration. Samples have been collected at its surface by the spacecraft… read more here.
Keywords: photometric properties; properties ryugu; spectro photometric; global scale ... See more keywords
The process for the selection of MASCOT landing site on Ryugu: Design, execution and results
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DOI: 10.1016/j.pss.2020.105086
Abstract: Abstract MASCOT, the Mobile Asteroid Surface SCOuT, is a small lander jointly developed by the German and French space agencies [ Ho et al., 2017 ], that travelled on board of the JAXA Hayabusa2 spacecraft… read more here.
Keywords: mascot; landing site; selection; design ... See more keywords
An artificial impact on the asteroid (162173) Ryugu formed a crater in the gravity-dominated regime
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DOI: 10.1126/science.aaz1701
Abstract: Blowing a crater in asteroid Ryugu The Hayabusa2 spacecraft was designed to collect samples from the nearby asteroid (162173) Ryugu and return them to Earth for laboratory analysis. Arakawa et al. describe how the spacecraft's… read more here.
Keywords: crater; artificial impact; ejecta; surface ... See more keywords
Pebbles and sand on asteroid (162173) Ryugu: In situ observation and particles returned to Earth
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DOI: 10.1126/science.abj8624
Abstract: The Hayabusa2 spacecraft investigated the C-type (carbonaceous) asteroid (162173) Ryugu. The mission performed two landing operations to collect samples of surface and subsurface material, the latter exposed by an artificial impact. We present images of… read more here.
Keywords: sand asteroid; 162173 ryugu; ryugu; pebbles sand ... See more keywords
Samples returned from the asteroid Ryugu are similar to Ivuna-type carbonaceous meteorites
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DOI: 10.1126/science.abn7850
Abstract: Carbonaceous meteorites are thought to be fragments of C-type (carbonaceous) asteroids. Samples of the C-type asteroid (162173) Ryugu were retrieved by the Hayabusa2 spacecraft. We measured the mineralogy and bulk chemical and isotopic compositions of… read more here.
Keywords: ryugu samples; carbonaceous meteorites; aqueous alteration; water ... See more keywords
Formation and evolution of carbonaceous asteroid Ryugu: Direct evidence from returned samples
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DOI: 10.1126/science.abn8671
Abstract: Samples of the carbonaceous asteroid Ryugu were brought to Earth by the Hayabusa2 spacecraft. We analyzed 17 Ryugu samples measuring 1 to 8 millimeters. Carbon dioxide–bearing water inclusions are present within a pyrrhotite crystal, indicating… read more here.
Keywords: parent; mineralogy; water; parent asteroid ... See more keywords
Noble gases and nitrogen in samples of asteroid Ryugu record its volatile sources and recent surface evolution
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DOI: 10.1126/science.abo0431
Abstract: The near-Earth carbonaceous asteroid (162173) Ryugu is expected to contain volatile chemical species that could provide information on the origin of Earth’s volatiles. Samples of Ryugu were retrieved by the Hayabusa2 spacecraft. We measured noble… read more here.
Keywords: ryugu grains; noble gases; surface; ryugu ... See more keywords