protoplanet

n.

原行星；

1. In the meantime the protoplanet cores were proceeding to consolidate.
   在此期间，原行星的核开始凝成。

Protoplanet
Protoplanet
Protoplanet
Protoplanet Migration by Nebula Tides ☆
Giant gaseous protoplanet formation?
Formation of Protoplanet Systems and Diversity of Planetary Systems
The Formation of Protoplanet Systems and the Diversity of Planetary Systems
Scattering of Planetesimals by a Protoplanet: Slowing Down of Runaway Growth
Evolution of the Solar Nebula. IV. Giant Gaseous Protoplanet Formation
Gas Giant Protoplanet Formation: Disk Instability Models with Detailed Thermodynamics and Varied Artificial Viscosity
Reversing type II migration: resonance trapping of a lighter giant protoplanet
A vaporization model for iron/silicate fractionation in the Mercury protoplanet
Global hydromagnetic simulations of a planet embedded in a dead zone: gap opening, gas accretion and formation of a protoplanetary jet