answersLogoWhite

0

Mercury lacks an atmosphere, and Mars hardly has any.

User Avatar

Wiki User

13y ago

What else can I help you with?

Related Questions

What two planets have giant storms in their atmosphere?

Jupiter and (sometimes) Neptune.


What are the two planets with no atmosphere?

Mercury and Mars are known as the two planets in our solar system with little to no atmosphere. Mercury's atmosphere is so thin that it's often considered to be nonexistent, while Mars has a thin atmosphere composed mostly of carbon dioxide.


What two planets dont have any natural satellites?

mercury and venuse


What are the two planets in the solar system with no atmosphere?

The two planets in our solar system with little to no atmosphere are Mercury and Mars. Both planets have extremely thin atmospheres compared to Earth, with Mercury's atmosphere consisting mainly of oxygen, sodium, hydrogen, helium, and potassium, and Mars' atmosphere comprised primarily of carbon dioxide.


What two things cause planets to revovle around the sun?

the atmosphere around the galaxy


What defines atmosphere?

Atmosphere is the transparent gaseous envelope that surrounds the earth. Other than earth there are two more planets that possess atmosphere Venus and Mars.


What planet's atmosphere is most carbon dioxide?

There are two such planets, Mars and Venus. Venus has a much thicker atmosphere than Mars, but both atmospheres are about 95% carbon dioxide.


What type of atmosphere do jovian planets have?

The atmosphere gets thicker and thicker as you go down; the planets basically consist mainly of atmosphere, though those planets are expected to have a solid core.


What are two first two planets?

The first two planets in our solar system are Mercury and Venus. Mercury is the closest planet to the Sun, while Venus is the second planet from the Sun and is known for its thick atmosphere and extreme heat.


How many planets dont have a moon?

Two, Mercury and Venus both have no confirmed moons.


Why dont we just plant rainforests on other planets People hate rainforests being cut down so why dont we just move them to other planets where they are safe?

The other planet's are too hot or too cold and don't have an atmosphere, therefore killing everything.


What is the inner and outer planets and contrast the two groups of planets?

The four inner, rocky planets are also known as the terrestrial planets. These are; Mercury, Venus, Earth and Mars. The four outer gas giant planets are Jupiter, Saturn, Uranus and Neptune. The inner planets are smaller and have a higher average density. The outer planets are much larger, but have no real surface - just atmosphere that gets thicker as you travel inwards. The outer planets all have a ring system (the inner planets dont) while the outer planets have captured a lot more natural satellites or moons than the inner planets.