[caption id="attachment_2780" align="alignright" width="239"]
Shown here is the “first light” image of ultraviolet atomic oxygen emission (135.6 nm wavelength) from the Earth’s upper atmosphere captured by NASA’s GOLD instrument. It was taken at approximately 6 a.m. local time, near sunrise in eastern South America. The colors correspond to...
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![](https://gold.cs.ucf.edu/wp-content/uploads/2018/09/GOLD-first-light-239x300.png)