answersLogoWhite

0

An atmosphere is a layer of gas that surrounds a planet; this gas is attracted by gravity and is greater in volume depending on the strength of the gravitational field and the temperature of the atmosphere.

The inner planets generally have less mass, resulting in a less strong gravitational field, and a warmer atmosphere meaning the atmosphere is thinner than the colder, larger outer planets.

User Avatar

Wiki User

13y ago

What else can I help you with?

Continue Learning about Astronomy

How the sizes of the inner planets compare to the sizes of the gas giant planets?

The inner planets (Mercury, Venus, Earth, Mars) are smaller in size compared to the gas giant planets (Jupiter, Saturn, Uranus, Neptune). The gas giants are much larger because they are primarily composed of gas and have thick atmospheres, while the inner planets are rocky and have thinner atmospheres. Jupiter is the largest planet in our solar system.


Why do you compare outer planets to inner planets?

Outer planets and inner planets are compared because they have distinct differences in size, composition, and characteristics. Inner planets are smaller, rocky, and denser, while outer planets are larger, gaseous, and have thick atmospheres. Studying these differences helps scientists understand how planets form and evolve in our solar system.


Which planets in the solar system are referred to as the inner planets and outer planets?

The 4 Inner planets (mostly rocky and solid):MercuryVenusEarthMarsThe 4 Outer planets (mostly dense gaseous atmospheres):JupiterSaturnUranusNeptuneNotes:Pluto, a dwarf planet, was an outer planet before it got reclassified, but resembles the inner planets.The inner and outer planets are separated by the asteroid belt.When dwarf planets are included, Ceres counts as an inner planet and all the other dwarf planets count as outer planets.


Do outer planets have atmospheres?

Yes


What are two similarities about the inner and outer planets?

Both inner and outer planets orbit around the sun and have roughly spherical shapes. Additionally, they are part of the same solar system and are composed of similar elements, such as rock and metal for inner planets, and gas and ice for outer planets.

Related Questions

Do inner planets have thicker atmospheres than outer planets?

no


How the sizes of the inner planets compare to the sizes of the gas giant planets?

The inner planets (Mercury, Venus, Earth, Mars) are smaller in size compared to the gas giant planets (Jupiter, Saturn, Uranus, Neptune). The gas giants are much larger because they are primarily composed of gas and have thick atmospheres, while the inner planets are rocky and have thinner atmospheres. Jupiter is the largest planet in our solar system.


Why do you compare outer planets to inner planets?

Outer planets and inner planets are compared because they have distinct differences in size, composition, and characteristics. Inner planets are smaller, rocky, and denser, while outer planets are larger, gaseous, and have thick atmospheres. Studying these differences helps scientists understand how planets form and evolve in our solar system.


What characteristics distinguish inner plants from outer planets?

Mainly, they are closer to the Sun, hence the name. Also they are smaller and therefore have much thinner atmospheres, so they show their rocky exteriors, hence they are known as the rocky planets.


What are the properties of the inner 4 planets?

The inner four planets are Mercury, Venus, Earth, and Mars. They are all classified as terrestrial planets, meaning they have solid rocky surfaces. They are smaller in size compared to the outer gas giants and are closer to the Sun. They have thinner atmospheres compared to the gas giants.


What 3 ways do inner planets differ from outer planets?

Inner planets are smaller and made of rock and metal, while outer planets are larger and predominantly made of gas and ice. Inner planets have few or no moons, while outer planets have numerous moons. Inner planets have solid surfaces, while outer planets do not have solid surfaces, instead having thick atmospheres.


Which planets in the solar system are referred to as the inner planets and outer planets?

The 4 Inner planets (mostly rocky and solid):MercuryVenusEarthMarsThe 4 Outer planets (mostly dense gaseous atmospheres):JupiterSaturnUranusNeptuneNotes:Pluto, a dwarf planet, was an outer planet before it got reclassified, but resembles the inner planets.The inner and outer planets are separated by the asteroid belt.When dwarf planets are included, Ceres counts as an inner planet and all the other dwarf planets count as outer planets.


Do only the inner planets have atmospheres?

Negative, not only do the inner planets have atmospheres, but the outer planets also have atmospheres. The masses of the outer planets are great, enough easily to hold an atmosphere. In fact it's Mercury, an inner planet, that has almost no atmosphere. True, Mercury has a less mass and the closeness to the sun make it impossible to hold on a atmosphere. As matter in fact, Mars had a atmosphere, but the solar wind had almost eaten all the atmosphere that Mars had.


How do the massive outer planets differ from the inner terrestrial planets?

The massive outer planets are composed mostly of gas and ice, while the inner terrestrial planets are made primarily of rock and metal. Outer planets are much larger in size and have thick atmospheres, while inner planets are smaller and have thin or no atmospheres. Outer planets also have many moons and rings, while inner planets have few or no moons.


What is the main difference between the inner planets and the outer planets?

The inner planets are smaller, and do not have the dense atmospheres of the outer planets. The four inner planets (Mercury, Venus, Earth, and Mars) have warmer temperatures than the exteriors of the outer planets (Jupiter, Saturn, Uranus, and Neptune).The "gas giants" have very hot lower atmospheres, caused by the intense pressure. The atmospheres are mostly hydrogen, but for Uranus and Neptune there are higher levels of water, methane, and ammonia. All of the gas giants have multiple moons and rings, the most visible being the ice rings around Saturn.they are divided by inner and outer and the outer planet are the planets that have bigger planets.


Do outer planets have atmospheres?

Yes


What are two similarities about the inner and outer planets?

Both inner and outer planets orbit around the sun and have roughly spherical shapes. Additionally, they are part of the same solar system and are composed of similar elements, such as rock and metal for inner planets, and gas and ice for outer planets.