exoplanet
noun/ˈeksəʊplænɪt/
/ˈeksəʊplænɪt/
- a planet outside the solar system
太阳系外的行星 - The new data will help scientists find earth-like exoplanets.
新数据将帮助科学家寻找类地系外行星。
Word Origin1990s: from exo- + planet. - The new data will help scientists find earth-like exoplanets.