Moving on through the asteroid belt we enter the realms of the gas giant planets: Jupiter, Saturn, Uranus, and Neptune, all of which dwarf the Earth.

穿过小行星带继续前进，我们进入了气体巨行星区域：木星、土星、天王星、海王星，所有这些都使地球看起来像个侏儒。

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The Sun is rich in helium, as are the solar system’s gas giant planets.

太阳作为太阳系中的气体巨行星，氦含量丰富。

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The Sun is rich in helium, as are the solar system's gas giant planets.

太阳作为太阳系中的气体巨行星，氦含量丰富。

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Giant planets, they surmised, would guzzle gas in a similar way as they grow.

WSJ: Possible New Planet Spotted Under Formation

The pictures transmitted by the Voyagers showed the two giant planets, and their assorted moons and rings, in unprecedented detail.

ECONOMIST: The long arm of the celestial repairman

"First, this icy 'super-Earth' dominates the region around its star that in our Solar System is populated by the gas-giant planets, Jupiter and Saturn, " he said.

BBC: NEWS | Science/Nature | Planet hunters find 'super-Earth'