Question

Name one planet that was predicted before its discovery

Answer 1

The planet Neptune was mathematically predicted before it was directly observed.

Answer 2

the planet Neptune was predicted before its Discovery. it was discovered by a Urbain Jean Joseph Leverrier of French astronomer in 1846 when he observed some disturbance in the orbit of Uranus was some other heavenly body he was able to calculate the position of this disturber Neptune theoretically however it was first observed by German Astronaut Johann Gottfried Galle in Berlin through a very powerful telescope.