12 posts
Map shows how NASA satellites collect global rain data

We can download data as a single snapshot in a single file, but oftentimes that data is generated piece-by-piece. In the map above, NASA shows how they piece together rain data with a network of satellites: The ten currently-flying satellites in the Global Precipitation Measurement Constellation provide unprecedented information about the rain and snow across the entire Earth. This visualization shows the constellation in action, taking precipitation measurements underneath the...

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Satellites from the ground

There is a 16-by-16 mile grid of big X’s in the Sonoran Desert that were used to calibrate spy satellites in the 1960s. They’re no longer in use, but Julie Anand and Damon Sauer have been studying the marks and overlaying the paths of publicly-known satellites that are detected during the time of a photograph. Tags: satellites

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