NASA's VIIRS instrument captured the ethereal beauty of aurora borealis over Canadian skies. Unveiling the ethereal beauty of the aurora borealis in a unique light, NASA's Visible Infrared Imaging Radiometer Suite (VIIRS) instrument aboard the NOAA-NASA Suomi National Polar-orbiting Partnership (Suomi NPP) satellite captured a mesmerizing spectacle over western Canada last November 5 at 5:23 a.