AIM
Aeronomy of Ice in the Mesosphere
past Mission
Type
Orbiter
Launch
April 25, 2007
Target
Earth
Objective
Study night-shining clouds
AIM was the first detailed exploration of Earth's highest clouds called noctilucent clouds, or night-shining clouds.
![an illustration of Aeronomy of Ice in the Mesosphere (AIM) in orbit. The mission looks similar to a hollow hexagon, with a large silver panel above it. It is above a cloudy Earth.](https://science.nasa.gov/wp-content/uploads/2023/06/aim-auto18-jpeg.webp?w=4096&format=png)
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