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A total solar eclipse stretched across South America on Tuesday. Just after 4:30 p.m. ET, viewers of a livestream and in parts of Chile and Argentina witnessed a stunning transformation of the sky as day turned to night and the moon progressively blocked the sun.

Here’s what it looked like:

  • The sun flares behind the moon in today's solar eclipse, seen from the La Silla European Southern Observatory in Chile.
  • The solar eclipse begins.
  • Pictured is the solar eclipse as seen from the La Silla European Southern Observatory.
  • Seen is a view from La Silla as the sun peeks out from around the moon.
  • The solar eclipse progresses.
  • A tourist tries special glasses at Chile's La Silla European Southern Observatory ahead of the eclipse.
  • A man takes pictures of a total solar eclipse in Chascomus, Argentina.