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Video Series: Groups & Clusters of Galaxies

Recent discoveries and updates of the Chandra mission in video and audio formats.

Tour: NASA Telescopes Spot Surprisingly Mature Cluster in Early Universe (01-28-2026)
A new discovery captures the cosmic moment when a galaxy cluster started to assemble only about a billion years after the big bang, one or two billion years earlier than previously thought.

- Related Links:
--  NASA Telescopes Spot Surprisingly Mature Cluster in Early Universe

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Quick Look: NASA Telescopes Spot Surprisingly Mature Cluster in Early Universe (01-28-2026)
A new discovery captures the cosmic moment when a galaxy cluster started to assemble only about a billion years after the big bang, one or two billion years earlier than previously thought.

- Related Links:
--  NASA Telescopes Spot Surprisingly Mature Cluster in Early Universe

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Quick Look: NASA's Chandra Rings in New Year With Champagne Cluster (12-30-2025)
Celebrate the New Year with the "Champagne Cluster," a galaxy cluster seen in this new image from NASA's Chandra X-ray Observatory and optical telescopes.

- Related Links:
--  NASA's Chandra Rings in New Year With Champagne Cluster

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Tour: NASA's Chandra Rings in New Year With Champagne Cluster (12-30-2025)
Celebrate the New Year with the "Champagne Cluster," a galaxy cluster seen in this new image from NASA's Chandra X-ray Observatory and optical telescopes.

- Related Links:
--  NASA's Chandra Rings in New Year With Champagne Cluster

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Quick Look: Painting Galaxy Clusters by Numbers (and Physics) (12-09-2025)
A new image-processing technique called "X-arithmetic" is allowing astronomers to analyze Chandra's X-ray data and identify features in the gas of galaxy clusters and groups like never before.

- Related Links:
--  Painting Galaxy Clusters by Numbers (and Physics)

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Tour: Painting Galaxy Clusters by Numbers (and Physics) (12-09-2025)
A new image-processing technique called "X-arithmetic" is allowing astronomers to analyze Chandra's X-ray data and identify features in the gas of galaxy clusters and groups like never before.

- Related Links:
--  Painting Galaxy Clusters by Numbers (and Physics)

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