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Cosmic Microwave Background

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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 concept of Planck is next to the map.
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AAS Meeting 248, June 2026

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Cosmic Origins at AAS 248, June 2026

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Fornax Initiative at AAS 248, June 2026

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PhysCOS Activities at AAS 248, 14–15 June 2026

PhysCOS Activities at AAS 248, 14–15 June 2026