thirty astronimical units
1
It is a big planet.
Neptune's diameter is 30,599 miles (49,244 km)
neptune is blue and mixed with white too.it is also huge and big
Neptune is 34 times bigger then earth
No, sunspots are on the sun. Neptune does have a big dark spot, but it's not a sunspot.
yes
30.800
Neptune came from the big bang like the rest of the planets it was formed by all of the gasses that were let off when the big bang happened.
In terms of surface area, Neptune covers 7.618 billion km²
bigger than earth's
Dark blue.