ultra-hot jupiter

短语

词形变化

ultra-hot jupiters 复数 ultra-hot jupiters

别名

ultra hot jupiter

释义与例句

n.
  1. 1.

    A giant planet, of similar mass to that of Jupiter, which orbits close enough to its sun to become tidally locked, and whose day-side atmosphere has therefore heated up so much, as to break apart most molecules, leaving atomic gas. The day-side atmosphere has the temperature and spectral characteristics of a star's surface.

词源

Blend of ultrahot + hot jupiter. From being a type of gas giant planet much hotter than most jupiter-class planets.

来源：wiktionary