upper atmosphere
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Scientists interpret this as a genuine decrease in water because temperatures in the upper atmosphere are high enough to break water molecules apart into their constituent elements.
From Science Daily • Jun. 11, 2026
Researchers believe dense streams of solar wind squeezed Earth's magnetic field so strongly that the upper atmosphere became heated and expanded upward.
From Science Daily • May 22, 2026
When Earth's upper atmosphere heats up and expands, satellites orbiting the planet experience greater atmospheric drag.
From Science Daily • May 22, 2026
This saw the capsule dip into the upper atmosphere, briefly climb again, then plunge back in so as to best cope with the heat, G-forces and splashdown accuracy needed.
From BBC • Mar. 31, 2026
The problem so far with such an aerospace plane is that, in order to get into orbit, the plane must fly very fast through the upper atmosphere.
From "Flying to the Moon: An Astronaut's Story" by Michael Collins
