The Fifth Giant is a hypothetical ice giant proposed as part of the Five-planet Nice model, an extension of the Nice model of solar system evolution. This hypothesis suggests that the early …

The Fifth Giant is a planet proposed by the Five-planet Nice model and the Jumping-Jupiter scenario, theorized to have orbited between Saturn and Uranus during the early formation of …

第五氣體巨行星，也稱為 第五巨行星，是一顆存在於40億年前的 假想行星。 這顆行星於2011年被理論化。 太陽系中第五顆氣態巨行星的理論來自2011年的一個學說，該理論認為一顆額外的 …

太阳系中第五颗气态巨行星的理论来自2011年的一个学说，该理论认为一颗额外的 冰巨星 正好位于 天王星 和 土星 的轨道之间。 随著时间的推移，假设的行星质量对土星和天王星施加了 …

It begins with five giant planets, the four that exist today plus an additional ice giant between Saturn and Uranus in a chain of mean-motion resonances.

2011年9月22日 · That’s the conclusion from a computer simulation of the solar system’s evolution, which suggests the fifth giant was hurled into interstellar space some 4 billion years …

2011年9月13日 · Recent studies of solar system formation suggest that the solar system's giant planets formed and migrated in the protoplanetary disk to reach resonant orbits with all planets …

2015年9月17日 · Statistically, some of the most successful dynamical evolution simulations have initially included a hypothetical fifth giant planet, of ice giant mass, which gets ejected by a gas …

2015年11月3日 · The existence of a fifth giant gas planet at the time of the solar system’s formation — in addition to Jupiter, Saturn, Uranus and Neptune that we know of today — was …

2015年8月11日 · A cluster of icy bodies in the same region as Pluto could be proof that our early solar system was home to a fifth giant planet, according to new research. That planet may …