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Planet Neptune

Neptune, the 8th planet from the Sun and nearly a twin of planet Uranus, is the fourth-largest planet by diameter and the furthest planet discovered so far in our solar system. Planet Neptune gets its name after the Roman god of the sea. It is a gas giant.

1,762 Questions

Would you visit Neptune?

No. So far we have sent one unmanned probe to Neptune and the voyager there took years. Manned missions have never gone farther than the moon. Neptune is 12,000 times more distant. It is much too far away.

How big is Neptune compared to the sun?

Diameter:

Neptune's diameter is 49,620 km, while the sun's is 1,377,648 km. So you would be able to fit 27 of them into the diameter of the sun and you would still have room for 70% of another one.

Mass:

So the sun is 332,946/17=19,585 times more massive than Neptune.

Weight:

102.4E24 kg (17.15 times the mass of the earth)

Weight of a human on Neptune:

200 lbs on Earth=225 lbs on Neptune

What Is Neptune's Age?

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.

Does Pluto or Neptune have a longer year and why?

Neptune has a longer year than Mercury. The closer to the sun a planet is, the faster the orbit and shorter the year. Neptune's orbital period (year) is a little under 165 Earth years. Mercury orbits the sun in just under 88 days.

What is the perstantege of gravity of earth?

The gravitational acceleration on Earth's surface is approximately 9.81 m/s^2. This value represents the acceleration due to gravity or the gravitational force experienced by objects on Earth.

How many times farther than earth is neptune from the sun?

Neptune is almost four times as farther from the Sun than Jupiter. To put this into scale Jupiter is roughly five times further from the Sun than the Earth. Which means Neptune is almost twenty times further from the Sun than Earth is.

How long would it take to get to the planet Neptune?

It would depend on the path chosen and on where Neptune and Earth were in their orbits. Voyager 2 spacecraft was launched on Aug 20, 1977 and it reached Neptune on Aug 24, 1989. So, Voyager 2 took about twelve years to reach Neptune.

What does Neptune look like from space?

On the inside of Neptune it is believed that clouds with ammonia and hydrogen would be seen if you visited the inside of Neptune.On the inside of Neptune it is believed that clouds with ammonia and hydrogen would be seen if you visited the inside of Neptune.

Why does Neptune have a striped appearance?

Neptune's striped appearance is caused by a series of dark blue bands that circle the planet longitudinally. These bands are thought to be related to differences in the planet's atmospheric composition and circulation patterns. The exact mechanisms behind these bands are still being studied by scientists.

What is Neptune made of?

Neptune is primarily composed of hydrogen, helium, and methane in its atmosphere. Below the atmosphere lies a mantle of water, ammonia, and methane ice, surrounding a core of rock and metal. The extreme pressure and temperatures on Neptune cause these materials to form into different states, such as liquid and ice.

What causes the temperature on Neptune to be so hot?

You are gravely mistaken.

Neptune is not a hot planet and it never has been. Neptune is so far from the sun that the planet and its atmosphere are absolutely freezing.

The average temperature of Neptune is −218 °C (55.1 K).

Does Neptune have a strom on it?

Yes, a storm had happened almost like the one in Jupiter, but it was called the great dark spot which was seen in 1989 then disappeared in 1994. :(

Where in the solar system is Neptune?

Neptune is the eighth planet from the sun. It is about the size of its neighboring planet, Uranus. It has a Great Dark Spot that swirls in its atmosphere.
it is located between uranus and the kuiper belt.

What bacteria is on Neptune?

We don't think that there is any bacteria on Neptune. It is very unlikely that there is life of any kind there.

Why it takes Pluto more time than Neptune to orbit the Sun?

Yes, some planets do take longer to rorbit around the sun. It takes earth 365 days, hence a year being 365 days. Saturn, the 6th planet from the sun, takes 10,759 earth days to orbit around the sun.

What color is planet Neptune?

blue

Neptune, the farthest planet from the Sun in this solar system, is blue in color. Looking at Neptune from Earth (as seen in the Voyager 2 snapshot), there is a great dark spot on the left and a small dark spot on the lower right. Obviously, the location of the dark spots will change, depending on where the person is and what time of the day/month/year it is.
Pretty sure its blue..idk go to google.com and go to images..but i think it is blue

What makes Uranus and Neptune appear blue?

Uranus' atmosphere is made up of hydrogen, helium and methane. The methane in Uranus' upper atmosphere absorbs the red light from the sun but reflects the blue light from the sun back into space. This is why Uranus appear blue.

How much would a 100kg rock weigh on Neptune?

The surface gravity of Neptune is thought to be about 1.14 times the gravity on Earth, so 100 kg on Earth would weigh about 114 kg on Neptune--except that Neptune is a gas planet and has no solid surface on which the 100kg rock could be weighed.

Is soil on Neptune?

No, Neptune is a gas giant and does not have a solid surface like Earth. The outer layer of Neptune is composed mainly of hydrogen, helium, and traces of methane. Therefore, there is no soil or solid ground on Neptune.

Did Voyager 2 take Neptunes rings?

Yes, Voyager 2 did discover Neptune's rings during its flyby of the planet in 1989. The spacecraft's observations revealed several faint rings around Neptune, which were later named Galle, Le Verrier, Lassell, Arago, and Adams.

How far is Neptune from mercury?

Nereid is the third moon of Neptune and has a veryeccentric orbit.

  • Apoapsis - furthest - 9,655,000 km (6,000,000 miles) (0.06454 AU)
  • Periapsis - closest - 1,372,000 km (852,521 miles) (0.00917 AU)
  • Average or mean - 5,513,787 km (3426,000 miles ) (0.036857 AU)

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Is Venus smaller or larger than Neptune?

Venus is far smaller than Saturn. Venus is the thrid smallest planet in the solar system, larger than Mars and Mercury, bust smaller than everything else. Saturn is the second largest planet. Only Jupiter is larger.

What is Neptune's sidereal period?

Neptune's sidereal period or true orbital period.

60,190.03[5] days

164.79 years

Is there water or ice on Neptune?

Both. An Ice Giant is a subclassification of a Gas Giant. Ice giants are primarily composed of water, ammonia and methane. The helium and hydrogen that make up their atmospheres are in the outermost regions of the planets.

How are Uranus and Neptune alike?

Uranus and Neptune are both ice giants, contain higher concentrations of water, ammonia, and methane in their atmospheres, and have a system of rings around them. They are the coldest planets in the solar system and have similar compositions of hydrogen and helium.