The exoplanet is a few times the mass of Earth, but it should still be small enough to be rocky rather than a gas giant like Jupiter.

这个系外行星的质量是地球的几倍，但是它足够小，能够由岩石构成，而不是像木星是一团巨大的气体。

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The terrestrial planets—like Mars and Earth—composed largely of rocks and metals, and the large gas giants, like Jupiter.

诸如火星和地球这样的类地行星主要由岩石和金属构成，而木星则是大型气态行星。

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The exoplanet, called WASP-12b, is a gas giant, like Jupiter.

这颗命名为WASP - 12b的系外行星是一颗类似于木星的巨大气态星球。

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Jupiter's sign looked much like the printed number "four."

VOA: special.2009.03.22

About one-fifth of them are home to a gas giant like Jupiter or a still more massive planet.

WSJ: Galaxy Hosts 100 Billion Planets, in New Estimate

The majority of these planets are gas giants, a bit like Jupiter or Saturn in our own Solar System.

BBC: Trio of 'super-Earths' discovered

We're talking here in particular about big things like Jupiter, like Saturn.

NPR: What Makes Our Solar System Special?