(名詞/可數) 超級地球 － 太陽系之外類似地球的行星，可能適合人類居住。
In the last 30 years, scientists have discovered more than 4,000 exoplanets, or planets outside our own solar system. Their latest discovery, however, is a bit of a doozy. Earlier this week, a team of researchers announced the discovery of TOI-561b, a rocky exoplanet that's been deemed a "super-Earth." It’s located about 280 light-years away.
[travelandleisure.com, 14 January 2021]