Gallery: Planck Spacecraft Sees Big Bang Relics

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ESA's Planck Spacecraft

Credit: ESA - C. Carreau
The European Space Agency's Planck observatory peered back into the universe's history to study the cosmic microwave background, the oldest light in the…Read More »

universe. See images from Planck's prolific mission in this gallery. Here: An artist's view of Planck with the cosmic microwave background as a backdrop.   Less «
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