gas giant

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gas giant

n.
A large planet having a thick gaseous atmosphere but no solid surface due to a low abundance of rock or other solid material. Jupiter, Saturn, Uranus, and Neptune are gas giants.

gas giant

n
(Celestial Objects) one of the four planets in our solar system that are composed chiefly of hydrogen and helium, namely Jupiter, Saturn, Uranus, and Neptune
[C20: coined by James Blish (1921–75), US science fiction writer]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.gas giant - any of the four outermost planets in the solar system; much larger than Earth and gaseous in nature (like Jupiter)
major planet, planet - (astronomy) any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected light; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto in order of their proximity to the sun; viewed from the constellation Hercules, all the planets rotate around the sun in a counterclockwise direction
Translations
géante gazeuse
References in periodicals archive ?
They are mainly composed of gas and are thus called gas giant planets, or Jovian planets.
One would expect that the Solar System as a whole or the many satellites of the Jovian planets would be a better test.
At our very next practice, while we orbited him, he casually chatted about the transits of Jovian planets.
The Rose Center separated the solar system by like properties, ultimately separately grouping the terrestrial planets and the Jovian planets (pp.
Based on our solar system, astronomers identify planets to be Jovian or terrestrial Jovian planets are giant gas planets.
His topics include the birth of the Jovian planets, Jupiter's moons as a solar system in miniature, Saturn as the crown jewel of the Solar System (the full sized one), the tipped-over world Uranus, Neptune the planet discovered on paper, Jovian planets beyond our solar system, and Voyager 2's grand tour.
Dwarf planets join terrestrial planets such as Earth and jovian planets such as Jupiter or Gliese 581b as full-fledged citizens of their planetary systems, with all the rights and privileges thus implied.