Assertion: asteroid's discovery | /r/HasProperty | accepted idea
Facets:
value: no longer
type: TEMPORAL
Source sentences:
text: The discovery of three more faint objects in similar orbits over the next six years—Pallas, Juno, and Vesta—complicated that elegant solution to the missing-planet problem and gave rise to the surprisingly long-lived though no longer accepted idea that the asteroids were remnants of a planet that had exploded.