Aurora Lights: Why They Exist and What Causes Them
January 28, 2009
Discover Themis, probes NASA sent to space to gather more information about aurora lights found in the north and south poles on earth. Discover why these bright lights exist and what is causing them. credit: NASA
Topics:
Environment, Technology Internet, Plasma physics, Planetary science, Space plasmas, National Aeronautics and Space Administration, NASA, Aurora, THEMIS, Spaceflight, Explorer program