Atmospheres have many different purposes, however the Earths atmosphere is vital to its existense as it prevents the suns harmful radiation from reaching the Earths surface. Moreover, from an enviromental standpoint the errosion by pollutants will eventually destroy the delicate atmosphere and the Earths protective barrier will be gone.
Apart from providing us with breathable air - it helps protect the planet from harmful radiation.
what is the terrestrial planet that has no atmosphere
No. The planet Mercury does not have an atmosphere.
Ceres is not a planet; it is a dwarf planet. It does not have an atmosphere.
That is known as the "atmosphere".
The earth is the largest planet in our atmosphere. Jupiter is the largest planet in out solar system.
Earth is the only known planet with an oxygenated atmosphere.
So far every planet has an atmosphere... i think.
The gasses that surround a planet are called an atmosphere
Where a planet or moon has an atmosphere, it is the gravity of the moon or planet that holds the atmosphere on the planet or moon.
The thinnest atmosphere belongs to planet Mercury . . . it may have no atmosphere, at all.
The terrestrial planet that has no atmosphere is Mercury. Its thin atmosphere consists mainly of trace amounts of oxygen, sodium, hydrogen, helium, and potassium, and is not enough to be considered a true atmosphere.