Question

who determined that uranus was a planet?
kupier
galileo
king george iii
herschel

Explanation:

The question asks who determined Uranus was a planet. Galileo observed it but mistook it for a star; King George III was a monarch unrelated to this discovery; Kuiper is known for the Kuiper Belt. William Herschel, in 1781, identified Uranus as a planet through systematic observation.

Answer:

Herschel