Start Date: End Date: Published Date Data Date
Data acquired May 22, 2012 - June 13, 2013 720 x 720 JPEG
Data acquired May 22, 2012 - June 13, 2013 6 MB - MOV
Data acquired May 22, 2012 - June 13, 2013 18 MB - MOV
720 x 480 JPEG
In the northern hemisphere, night-shining clouds seem to be forming earlier and spreading farther each year, as they did in 2013.
Images credit LASP/University of Colorado. Animation by Robert Simmon, using data from LASP/University of Colorado. Video by Science@NASA. Caption by Tony Phillips, Science@NASA, and Mike Carlowicz, NASA Earth Observatory.
Published June 25, 2013 Data acquired May 22, 2012 - June 13, 2013