Not in our solar system. Nor have any been found elsewhere to date.
no
The Gas Giants have a deep gas atmosphere and earth have a not so deep atmosphere
Rock
yes
The Gas Giants have a deep gas atmosphere and earth have a not so deep atmosphere
The Gas Giants have a deep gas atmosphere and earth have a not so deep atmosphere
Everywhere, at least on earth and in the earths atmosphere.
Nitrogen and oxygen,
The Ozone Layer.
Oxygen is most commonly found in the air of Earths atmosphere.
Ions