Comet 81P/Wild 2 Under a Microscope

D. E. Brownlee, P. Tsou, J. Aléon, +180

Science

Cosmic AbundanceSolar System OriginEngineeringStardust SpacecraftSolar Terrestrial Environment +8

Mineralogy and Petrology of Comet 81P/Wild 2 Nucleus Samples

M. E. Zolensky, T. J. Zega, Hajime Yano, +72

Science

Wild 2Comet Wild 2AsteroidAstrochemistryGeochemistry +3

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

Radar-Enabled Recovery of the Sutter’s Mill Meteorite, a Carbonaceous Chondrite Regolith Breccia

Peter Jenniskens, M. Fries, Qing‐Zhu Yin, +67

Science

GeophysicsRadarEngineeringRadar-enabled RecoveryMill Meteorite +12

Comparing Wild 2 particles to chondrites and IDPs

M. E. Zolensky, K. Nakamura‐Messenger, Frans J. M. Rietmeijer, +29

Meteoritics and Planetary Science

EngineeringWild 2Trace Element GeochemistryNatural SciencesParticle Physics +8

Mineralogy and petrography of the Almahata Sitta ureilite

M. E. Zolensky, J. S. Herrin, T. Mikouchi, +22

Meteoritics and Planetary Science

EngineeringEnvironmental MineralogyAlmahata Sitta MeteoriteArchaeologyGeology +8

P‐V‐T relations of MgSiO₃ perovskite determined by in situ X‐ray diffraction using a large‐volume high‐pressure apparatus

Tomoo Katsura, Sho Yokoshi, Kazuaki Kawabe, +15

Geophysical Research Letters

Situ X‐ray DiffractionEngineeringHalide PerovskitesLarge‐volume High‐pressure ApparatusP‐v‐t Relations +18

Determination of structures of Ca 2 CoSi 2 O 7 , Ca 2 MgSi 2 O 7 , and Ca 2 (Mg 0.55 Fe 0.45 )Si 2 O 7 in incommensurate and normal phases and observation of diffuse streaks at high temperature

Katsuhiro Kusaka, Kenji Hagiya, Yoshiaki Okano, +4

Physics and Chemistry of Minerals

Materials ScienceInorganic ChemistryCosi 2EngineeringO 7 +7

Mineralogy and petrography of C asteroid regolith: The Sutter's Mill <scp>CM</scp> meteorite

M. E. Zolensky, T. Mikouchi, M. Fries, +20

Meteoritics and Planetary Science

Materials ScienceMill Parent AsteroidSeparate StonesVolcanologyEngineering +11

The modulated structure of synthetic Co-åkermanite, Ca₂CoSi₂O₇

Kenji Hagiya, M. Ohmasa, K. Iishi

Acta Crystallographica Section B Structural Science

Materials ScienceInorganic ChemistryModulated StructureCosi 2Engineering +13