Assertion: solar system's planet | /r/CapableOf | found with the aid of a telescope
Facets:
Source sentences:
text: The first planet found with the aid of a telescope, Uranus was discovered in 1781 by astronomer William Herschel, although he originally thought it was either a comet or a star.
text: The first planet found with the aid of a telescope, Uranus was discovered in 1781 by astronomer William Herschel, although he originally thought it was either a comet or a star.