Neptune's surface is found to be similar in comparison to Uranus. There is a combination of ice and glaciers, rocks and craters which is found to make Neptune’s surface along with about 15% hydrogen and some amount of Helium.
Neptune also contains some liquid nitrogen. It has a solid ground. Neptune centre contains a rocky interior with compressed gases in it. Neptune is of blue color as the methane gas in atmosphere is known to absorb red wavelengths from the light and then it reflects it in the form of blue. Neptune has a bit dark oval like dark spot as well.
Neptune also contains some liquid nitrogen. It has a solid ground. Neptune centre contains a rocky interior with compressed gases in it. Neptune is of blue color as the methane gas in atmosphere is known to absorb red wavelengths from the light and then it reflects it in the form of blue. Neptune has a bit dark oval like dark spot as well.