Science
Edge of Space: The Science of NASA’s AIM Spacecraft – SciTechDaily
Launched in 2007, the Aeronomy of Ice in the Mesosphere, or AIM, mission is the first detailed exploration of Earth’s unique and elusive clouds that are literally…

Artist’s rendition of the AIM spacecraft in orbit above Earth with the sun breaking over the globe’s horizon. Credit: Emily Hill
Launched in 2007, the Aeronomy of Ice in the Mesosphere, or AIM, mission is the first detailed exploration of Earth’s unique and elusive clouds that are literally on the “edge of space.” Other space-based and ground-based measurements have probed some aspects of this unusual phenomenon in Earth’s mesosphere (the region just above the stratosphere), but very little is known…
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