16 Best Neptune Questions and Answers (Q&A) - ProProfs Discuss

How big is Neptune compared to the Earth?

L. Brett, Sales Manager
Answered: Nov 22, 2018

Neptune is known to be the 4th largest planet in the solar system. This makes this almost 58 times bigger than Earth. This means that about 58 Earth-sized items can be placed inside Neptune. Just...Read More

1 Answer

484 views

Is Neptune the coldest planet? If so, why?

M. Porter, Senior Executive
Answered: Nov 22, 2018

A lot of people assume that Neptune is the coldest planet because it is the farthest planet from the sun. This is known to be very cold. It is so cold that it will not be possible for humans to...Read More

1 Answer

464 views

Is Neptune covered with water only?

M. Porter, Senior Executive
Answered: Nov 22, 2018

Neptune is known to be one of the most massive planets that is found in the solar system. This does not have a surface layer. The planet is known to have a lot of gases. These gases become slushy...Read More

1 Answer

362 views

Why is Galileo not credited with the discovery of Neptune?

L. Brett, Sales Manager
Answered: Nov 22, 2018

This is because Galileo did not properly name the planet when he saw it. He has already observed Neptune in the past. He just created a dot to signify where it is. This was not something that...Read More

1 Answer

327 views

What type of atmosphere does Neptune have?

M. Porter, Senior Executive
Answered: Nov 22, 2018

The atmosphere of Neptune is known to be one of the largest planets in the Solar System. A lot of the large planets are known to be made of gases. This is composed of helium and hydrogen mostly...Read More

1 Answer

321 views

Which is the largest moon of Neptune?

E. Good
Answered: Nov 22, 2018

Neptune is known to be the only planet that has inner and outer moons. It has 13 moons all in all. This is more than the moons that can be found in most planets in the solar system. The moons...Read More

1 Answer

308 views

Why is Neptune the darkest planet?

M. Porter, Senior Executive
Answered: Nov 22, 2018

Neptune is known to be a dark planet probably because the heat of the sun does not reach it too much anymore. This is a cold planet with a temperature that may be increased further because of the...Read More

1 Answer

297 views

How dense is Neptune's atmosphere?

L. Brett, Sales Manager
Answered: Nov 22, 2018

Neptune is considered to have a thick atmosphere. The atmosphere is composed mostly of hydrogen at 74%. It also contains 25% helium and a little bit of methane. The atmosphere of Neptune is...Read More

1 Answer

286 views

Why are rings present on Saturn and Uranus but not on Neptune?

L. Brett, Sales Manager
Answered: Nov 22, 2018

There was a time when the Genesis of Planets took place. This was the period wherein some of the debris was not able to become part of the planet. According to some studies, the rings that are...Read More

1 Answer

280 views

Can you tell me something interesting about Neptune?

E. Good
Answered: Nov 22, 2018

There are so many interesting facts about Neptune aside from the fact that it is the most distant planet from the sun. The interesting thing is that it was not considered to be the farthest...Read More

1 Answer

280 views

Why does Neptune have less moons as compared to other outer planets?

L. Brett, Sales Manager
Answered: Nov 22, 2018

Neptune is known to be one of the farthest planets from the sun. Its distance from earth may be one of the reasons why people do not know much about it. There is a possibility that this distance...Read More

1 Answer

278 views

How are Neptune and Uranus different from each other?

L. Brett, Sales Manager
Answered: Nov 22, 2018

Neptune and Uranus are known to be ice giants. They are colored blue because of the components that can be found in the corresponding clients. Even if they seem similar, there are still some...Read More

1 Answer

274 views

Why was Neptune discovered through predictions and not observation?

C. Bernthal, Teacher
Answered: Nov 22, 2018

There are some mathematicians, astronomers, and scientists who realized that Uranus does not normally follow its orbit 100%. There are times when it goes out of orbit from time to time. Since...Read More

1 Answer

265 views

How was Neptune discovered?

C. Bernthal, Teacher
Answered: Nov 22, 2018

It was in the year 1846 when Neptune was first discovered by Johann Gottfried Galle. The discovery is said to have come up because of some mathematical computations. One thing is for sure though,...Read More

1 Answer

258 views

Which aircraft has visited Neptune till now?

M. Porter, Senior Executive
Answered: Nov 22, 2018

It is Voyager 2 that was launched in 1977. This is known to be a type of probe that will be used to study the different planets that are available in the solar system. This is successful in...Read More

1 Answer

253 views

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