Question: Which Planet Has The Longest Year?

What is the hottest planet?

VenusVenus is the exception, as its proximity to the Sun and dense atmosphere make it our solar system’s hottest planet..

How long is a year on a dwarf planet?

Dwarf PlanetsFacts and FiguresCeresPlutoRadius (km)4871,137Mass (Earth Masses) b0.000160.00213Year Length (Earth Years)4.6248.5Day Length (Earth Days)0.386.396 more rows

How long is a day on Earth?

23 hours and 56 minutesAnother way to measure a day is to count the amount of time it takes for a planet to completely spin around and make one full rotation. This is called a sidereal day. On Earth, a sidereal day is almost exactly 23 hours and 56 minutes.

How long is a year on each planet?

The Days (And Years) Of Our LivesPlanetRotation PeriodRevolution PeriodEarth0.99 days365.26 daysMars1.03 days1.88 yearsJupiter0.41 days11.86 yearsSaturn0.45 days29.46 years5 more rows

Is there a 9 planet?

In 2016, researchers proposed the possible existence of a ninth planet, for now dubbed “Planet Nine” or Planet X. The planet is estimated to be about 10 times the mass of Earth and to orbit the sun between 300 and 1,000 times farther than the orbit of the Earth. Scientists have not actually seen Planet Nine.

What is the smoothest planet?

Jupiter’s large icy moon Europa has the smoothest surface of any solid body in the Solar System. The only prominent relief on its surface are ridges a few hundred metres in height. The tidal forces which cause Io’s intense volcanic activity also affect Europa.

Which two planets have the longest years?

Venus, which is roughly 38,200,000 km from Earth at its closest approach. The Planet with the Longest Year: Pluto; a year on Pluto takes 248.5 Earth years.

Is there 8 or 9 planets?

There are eight planets in the Solar System according to the IAU definition. In order of increasing distance from the Sun, they are the four terrestrials, Mercury, Venus, Earth, and Mars, then the four giant planets, Jupiter, Saturn, Uranus, and Neptune.

What are the 15 planets?


Can humans live Uranus?

Uranus’ environment is not conducive to life as we know it. The temperatures, pressures and materials that characterize this planet are most likely too extreme and volatile for organisms to adapt to.

Is Earth the only planet with life?

Life on Earth Earth is the only planet in the universe known to possess life.

Can we live on Neptune?

Well, the winds on the planet Neptune are far more severe than the winds on Earth. A human can defiantly not live on Neptune because of its temperature, lack of oxygen and water. Uranus also has a methane atmosphere, but its colors aren’t as vivid as Neptune’s.

Which planets have a longer year than Earth?

How Long is a Year on Other Planets?Mercury: 88 days.Venus: 225 days.Earth: 365 days.Mars: 687 days.Jupiter: 4,333 days.Saturn: 10,759 days.Uranus: 30,687 days.Neptune: 60,190 days.

What planet has the shortest day?

planet JupiterThe planet Jupiter has the shortest day of all the eight major planets in the Solar System. It spins around on its axis once every 9 hr 55 min 29.69 sec. Jupiter has a small axial tilt of only 3.13 degrees, meaning it has little seasonal variation during its 11.86-year-long orbit of the Sun.

How is 1 hour in space equal to 7 years on earth?

No. The time-dilation effect of Einstein’s relativity has nothing to do with space. … The faster you’re moving, the slower time goes for you. So if you were on some planet moving extremely fast through space, like in the movie Interstellar, then yes, you could miss 7 years on Earth every hour.

How many days is a year on Jupiter?

12 yearsJupiter/Orbital period

How long is a year on Mars?

687 daysMars/Orbital period