Speaker: Kazuhiro Kanagawa

Title: Theory and observation of planet formation in protoplanetary disks

A planet is born in a protoplanetary disk that is formed around a young star. The planet is formed from the dust grains which is only typically 1% of the mass of gas. The mass and orbital radius of the planet are changed due to interaction with the surrounding gas. After disk gas dissipation, a planetary system like our solar system is formed. At the present, over 4000 exoplanets have been confirmed. Moreover, a planet-forming region in protoplanetary disks has been directly observed by e.g., Atacama Large Millimeter/submillimeter Array (ALMA). In this talk, I will review theory and recent observations of planets formation in protoplanetary disks.

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Last-modified: 2020-06-25 (木) 16:41:59 (301d)