mini-Neptune en · NOUN
Meanings
- A planet less massive than Neptune but resembling Neptune in that it has a thick hydrogen-helium atmosphere, probably with deep layers of ice, rock or liquid oceans (made of water, ammonia, a mixture of both, or heavier volatiles).
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| mini-Neptunes | Number=Plur | lexicographic |