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Gaia space observatory bids farewell after a decade of mapping the stars - PBS NewsHour [View all]
After more than a decade of mapping billions of stars across the Milky Way and beyond, a groundbreaking spacecraft is retiring. The European Space Agency’s space-based observatory known as Gaia is leaving behind a legacy of stunning discoveries that changed what we know about the universe. John Yang reports. - Aired on 04/20/2025.
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