3. Discovered in September 23, 1846
They had Telescopes in the right direction.
Discovered by, Le Verrier
Streator, Illinois, < Where it was discovered.
4. Distance from Neptune from the sun : 30.1 AU
Distance from Neptune from the sun:150 million km
5. Neptune:165 earth years to orbit the sun.
Neptune: In days, 60,190 Earth days to orbit the sun.
NUMBER OF DAYS TO ORBIT AROUND
THE SUN (YEAR/REVOLUTION):