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Last Command Sent to Planck Space Telescope

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Planck space telescope

The oldest light in the universe, called the cosmic microwave background, as observed by the Planck space telescope is shown in the oval sky map. An artist's concept of Planck is next to the map.

Credit: ESA and the Planck Collaboration - D. Ducros

The Planck space telescope has been turned off after spending nearly 4.5 years soaking up the relic radiation from the Big Bang and studying the evolution of stars and galaxies throughout the history of the universe.

From Jet Propulsion Laboratory/NASA
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