gas giant

英語

詞源

源自 gas +‎ giant、由美國的科幻小說作家James Blish造出，此詞最早出現在1952年，源於1941年短篇小說《Solar Plexus》的重寫版本。

名詞

gas giant (複數 gas giants)

1. (天文學) 氣態巨行星

   近義詞： gas giant plant、Jovian planet

   • 1954, James Blish, “Solar Plexus”, 出自 Beyond Human Ken, Random House，頁號 106:

     A quick glance over the boards revealed that there was a magnetic field of some strength near by, one that didn't belong to the invisible gas giant revolving half a million miles away.

   • 2008, BioWare, Mass Effect (Science Fiction), Redwood City: Electronic Arts, →ISBN, →OCLC，PC，幕：Altanorch:

     Altanorch is a small but typical hydrogen-helium gas giant with no outstanding features. Its combination of strong magnetic field and relatively shallow gravity well make it a popular "stopover" world for discharging FTL drive cores.

   • 2013 May-June, Kevin Heng, “Why Does Nature Form Exoplanets Easily?”, 出自 American Scientist, 卷 101, 期 3，頁號 184:

     In the past two years, NASA’s Kepler Space Telescope has located nearly 3,000 exoplanet candidates ranging from sub-Earth-sized minions to gas giants that dwarf our own Jupiter.

上位詞

• giant planet

下位詞

• Jupiter
• Saturn

同類詞彙

• terrestrial planet / rocky planet
  • silicate planet / silicon planet
  • carbide planet / carbon planet
• major planet

相關詞彙

• ice giant

參見

• dwarf planet
• minor planet
• Neptune （冰巨星）
• Uranus （冰巨星）