It is important so life is supported, since all things breathe.
An atmosphere is a region of gases surrounding a planet or other body in space.
gas
atmoshpere
the air around the earth
atmoshpere
lithosphere hydroshpere atmoshpere
TROPOSPHERE, STRATOSPHERE, MESOSPHERE, and THERMOSPHERE
This gas is oxygen.
Mercury. The smallest and the closest planet to our sun.
gravity
pluto's atmoshpere
yes mercury has a atmoshpre butit is very thin