Question

Which major planet was discovered in 1846?

Answer 1

Neptune was discovered in 1846.

Answer 2

September 23, 1846.

The planet Neptune – now considered by most astronomers to be the outermost major planet in our solar system – was discovered on this date, using mathematics.

Johann Gottfried Galle, Urbain Jean Joseph Le Verrier, and John Couch Adams all worked independently to help discover this world in 1846