What Is Neptune's Age?

Answer 1

Neptune's years are 164.8 Earth years. Its days are 16 hours and 6.7 minutes long. Although Neptune's days are shorter than our days, its years are still longer than ours.

Answer 2

4.5 billion years, like the rest of the solar system

Answer 3

It is 4.5 billion years old, just like the solar system it self.

Answer 4

The planet Neptune is about four and a half billion years old.

Answer 5

Neptune is estimated to be about 4.5 billion years old, which is roughly the same age as the rest of the solar system. It formed from the leftover gas and dust in the early solar system.

Answer 6

old