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You can also grab near real-time imagery from the MODIS family of instruments.

http://lance-modis.eosdis.nasa.gov/cgi-bin/imagery/realtime.... http://lance.nasa.gov/imagery/rapid-response/

This is very useful when you want to zoom in on an interesting natural disaster (fires, flooding, hurricanes, dust storms).

And even faster than this, MODIS is continuously broadcasting its raw data for pickup by anyone below who is listening:


This "direct broadcast" is in addition to the arranged, higher-bandwidth, downlinks of science data that feed the near-real-time pipeline (mentioned above, a couple hours behind realtime) and the regular science data pipeline (archival science data, days behind realtime).

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