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“south america”
Image: An Orbital Sunset

Image: Sunset Over Western South America As Seen From Orbit “Sunset over western South America is featured in this image photographed by an Expedition 27 crew member on the International Space Station. Crew members onboard the space station see, on average, sixteen sunrises and sunsets during a 24-hour orbital period. Each changeover between day and night on the ground is marked by the terminator, or line separating the sunlit side […]

  • NASA Watch
  • May 5, 2011