
Atmosphere of Earth - Wikipedia
The atmosphere of Earth consists of a layer of mixed gas (commonly referred to as air) that is retained by gravity, surrounding the Earth 's surface. It contains variable quantities of suspended aerosols and …
What Is… Earth’s Atmosphere? - NASA
May 13, 2024 · When we talk about the Earth's Atmosphere, what do we mean? Imagine a layer cake, wrapping around the Earth. That is essentially what the Earth’s atmosphere is like: layers upon …
Layers of the Earth's Atmosphere - Facts with Diagram
Oct 6, 2023 · The atmosphere of the earth is the layer of gases (commonly called air) that surrounds the earth and creates an inhabitable environment, maintains temperature, causes weather, and protects …
Layers of the Atmosphere - National Oceanic and Atmospheric ...
Aug 20, 2024 · The envelope of gas surrounding the Earth changes from the ground up. Five distinct layers have been identified using thermal characteristics (temperature changes), chemical …
Atmosphere - National Geographic Society
One of the main components of Earth’s interdependent physical systems is the atmosphere. An atmosphere is made of the layers of gases surrounding a planet or other celestial body. Earth’s …
Atmosphere | Definition, Layers, & Facts | Britannica
Jan 8, 2026 · Atmosphere, the gas and aerosol envelope that extends from the ocean, land, and ice-covered surface of a planet outward into space. The density of the atmosphere decreases outward, …
What Is the Atmosphere? - Center for Science Education
Gases in Earth's Atmosphere Each of the planets in our solar system has an atmosphere, but none of them have the same ratio of gases or layered structure as Earth's atmosphere. Nitrogen and oxygen …