dwarf star

Scientists have discovered an impossibly large planet that's apparently too big to exist based on all known science.

Huge If True

Exoplanet SPECULOOS-2c, perhaps, can maybe give us an exact solar radiation level to be wary of. (Or a ballpark figure, at least.)

Scientists have discovered two "Super-Earth" planets orbiting a nearby dwarf star— and one of them may actually be habitable.