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- Updates 9 hours ago
RT @NASAWebb: This Hubble Ultra Deep Field contains approximately 10,000 galaxies, extending back in time to within a few hundred million years of the big bang. What do galaxies that existed even earlier look like? Two teams using #NASAWebb will revise what we know: https://t.co/uGHrCQeCJ1 https://t.co/oqCttOBc1k
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