行星迁移
- 网络Planetary migration
行星迁移-
行星迁移发生在行星与气体或星子的星盘之间进行潮汐相互作用时，这造成行星轨道参数，特别是半主轴的变更。
When the planetary migration occurs under the tidally interaction of a planet and a disk of gas or a planetesimal , the orbital parameters , especially , semi-major axis , of this planet will be altered .
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比如，行星的向外迁移、偏心率分布的多样性等。
For example , we found the outward migrations of the survived planets , the diversity of eccentricity distribution .
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谈太阳系外新发现的行星Malhotra通过行星迁移成功地解释了冥王星被共振俘获的机制。
On the Discovery of Extrasolar Planets Malhotra proposed that Pluto was swept into the 3:2 resonance by planets migration , which happened very easily in the early stage of the solar system .