Hayabusa2 arrives at the carbonaceous asteroid 162173 Ryugu—A spinning top–shaped rubble pile

Sei‐ichiro Watanabe, Masatoshi Hirabayashi, Naru Hirata, +85

Science

GeophysicsEquatorial RidgeCrustal DeformationEngineeringRapid Rotation +11

Preliminary analysis of the Hayabusa2 samples returned from C-type asteroid Ryugu

Toru Yada, Masanao Abe, Tatsuaki Okada, +99

Nature Astronomy

Samples returned from the asteroid Ryugu are similar to Ivuna-type carbonaceous meteorites

Tetsuya Yokoyama, K. Nagashima, Izumi Nakai, +146

Science

GeophysicsEngineeringCarbonaceous MeteoritesChemical CompositionAsteroid +8

Formation and evolution of carbonaceous asteroid Ryugu: Direct evidence from returned samples

Tomoki Nakamura, Megumi Matsumoto, Kana Amano, +218

Science

Organic GeochemistryCarbonaceous Asteroid RyuguEngineeringProvenance (Geology)Asteroid +12

Soluble organic molecules in samples of the carbonaceous asteroid (162173) Ryugu

Hiroshi Naraoka, Yoshinori Takano, Jason P. Dworkin, +112

Science

Organic GeochemistryOrganic MoleculesSoluble Organic MoleculesEngineeringCarbonaceous Asteroid +9

On the origin and evolution of the asteroid Ryugu: A comprehensive geochemical perspective

Eizo Nakamura, K. Kobayashi, Ryoji Tanaka, +87

Proceedings of the Japan Academy Series B

Pebbles and sand on asteroid (162173) Ryugu: In situ observation and particles returned to Earth

Shogo Tachibana, Hirotaka Sawada, Ryuji Okazaki, +107

Science

Aeolian ProcessEngineeringArtificial ImpactSitu ObservationPlanetary Geology +10

Low thermal conductivity boulder with high porosity identified on C-type asteroid (162173) Ryugu

Matthias Grott, J. Knollenberg, Maximilian Hamm, +34

Nature Astronomy

Materials ScienceEngineeringStructural GeologyAsteroidGeology +5

Thermal evolution of a growing Mars

Hiroki Senshu, Kiyoshi Kuramoto, Takafumi Matsui

Journal of Geophysical Research Atmospheres

Magmatic ProcessVolcanologyEngineeringMeteorite ImpactThermal Evolution +14

A pristine record of outer Solar System materials from asteroid Ryugu’s returned sample

Motoo Ito, Naotaka Tomioka, Masayuki Uesugi, +99

Nature Astronomy

Organic GeochemistryPristine Ryugu ParticlesEngineeringSolar Terrestrial EnvironmentMeteorite Record +11