Toru Kouyama
Tokyo, 1350064, Japan
Last Updated: 09/26/2026
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Found 17 publications
Formation and evolution of carbonaceous asteroid Ryugu: Direct evidence from returned samples.
Journal: Science (New York, N.Y.)
Published: September 22, 2022
Pebbles and sand on asteroid (162173) Ryugu: In situ observation and particles returned to Earth.
Journal: Science (New York, N.Y.)
Published: February 10, 2022
Spectrally blue hydrated parent body of asteroid (162173) Ryugu.
Journal: Nature communications
Published: April 14, 2021
Radiometric Calibration for a Multispectral Sensor Onboard RISESAT Microsatellite Based on Lunar Observations.
Journal: Sensors (Basel, Switzerland)
Published: February 16, 2021
The nightside cloud-top circulation of the atmosphere of Venus.
Journal: Nature
Published: November 20, 2020
Highly porous nature of a primitive asteroid revealed by thermal imaging.
Journal: Nature
Published: October 29, 2019
Sample collection from asteroid (162173) Ryugu by Hayabusa2: Implications for surface evolution.
Journal: Science (New York, N.Y.)
Published: September 26, 2019
How waves and turbulence maintain the super-rotation of Venus' atmosphere.
Journal: Science (New York, N.Y.)
Published: September 11, 2019
An artificial impact on the asteroid (162173) Ryugu formed a crater in the gravity-dominated regime.
An artificial impact on the asteroid (162173) Ryugu formed a crater in the gravity-dominated regime.
Journal: Science (New York, N.Y.)
Published: August 22, 2019
Images from the surface of asteroid Ryugu show rocks similar to carbonaceous chondrite meteorites.
Journal: Science (New York, N.Y.)
Published: January 31, 2019
The geomorphology, color, and thermal properties of Ryugu: Implications for parent-body processes.
Journal: Science (New York, N.Y.)
Published: November 13, 2018
Hayabusa2 arrives at the carbonaceous asteroid 162173 Ryugu-A spinning top-shaped rubble pile.
Journal: Science (New York, N.Y.)
Published: October 29, 2018
Last Updated: 09/26/2026