Atmosphere - Wikipedia
Atmospheres are clouds of gas bound to and engulfing an astronomical focal point of sufficiently dominating mass, adding to its mass, possibly escaping from it or collapsing into it.
Atmosphere of Earth - Wikipedia
The atmosphere of Earth is composed of a layer of gas mixture that surrounds the Earth 's planetary surface (both lands and oceans), known collectively as air, with variable quantities of suspended aerosols and particulates (which create weather features such as clouds and hazes), all retained by Earth's gravity.
What Are The 5 Layers Of The Earth's Atmosphere? - WorldAtlas
2020年5月1日 · Each layer has its own properties, depending on how far you are from the surface of the planet. 1. Troposphere. This is the first and the lowest layer of Earth’s atmosphere. All life on this planet is affected by the changes that happen in this layer, as all the weather changes take place in the troposphere.
Atmosphere | Definition, Layers, & Facts | Britannica
2024年11月15日 · atmosphere, the gas and aerosol envelope that extends from the ocean, land, and ice -covered surface of a planet outward into space.
10 Things: Planetary Atmospheres - NASA Science
2018年5月14日 · Life on Earth could not exist without that protective cover that keeps us warm, allows us to breathe, and protects us from harmful radiation—among other things. What makes Earth’s atmosphere special, and how do other planets’ atmospheres compare? Here …
Journal of Geophysical Research: Atmospheres - Wiley Online …
JGR: Atmospheres publishes original research articles that advance and improve the understanding of atmospheric properties and processes, including the interaction of the atmosphere with other components of the Earth system, as well as their roles in …
What Is the Atmosphere? - Center for Science Education
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 are by far the most common gases in our atmosphere. Dry air is composed of about 78% nitrogen (N 2) and about 21% oxygen (O 2).
What Is... Earth's Atmosphere? - NASA
2024年5月13日 · There are five main layers that make up the atmosphere, differentiated by factors such as temperature, chemical composition, and air density. An illustration of the five different layers of Earth’s atmosphere. 1. Troposphere. The troposphere is the lowermost atmospheric layer.
Earth’s Atmosphere: A Multi-layered Cake - Science@NASA
2019年10月2日 · Earth’s atmosphere has five major and several secondary layers. From lowest to highest, the major layers are the troposphere, stratosphere, mesosphere, thermosphere and exosphere. Troposphere.
The Atmosphere | National Oceanic and Atmospheric Administration
2024年7月2日 · The atmosphere is a layer of gas and suspended solids extending from the Earth's surface up many thousands of miles, becoming increasingly thinner with distance but always held by the Earth's gravitational pull.