Assertion: planet | /r/MadeOf | accretion
Facets:
value: around a star
type: OTHER
Source sentences:
text: For example, a planet formed by accretion around a star may get ejected from the system to become free-floating, and likewise a sub-brown dwarf that formed on its own in a star cluster through cloud collapse may get captured into orbit around a star.
text: Planets like Jupiter are formed by accretion.