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At the boundary between Earth and space, particles and gases and energy do an intricate and colorful dance that varies daily.
NASA images courtesy of ICON/Harald Frey/Thomas Bridgman and ICON/Christoph Englert/Joy Ng. Airglow video from the ISS Crew Earth Observations Facility and the Earth Science and Remote Sensing Unit, Johnson Space Center. Story by Lina Tran, NASA Goddard Space Flight Center, with Mike Carlowicz.
Published January 7, 2020