The Students Who Found the Oldest Star: Top Photos

Two undergrads walked into an observatory on their first night and found the oldest star anyone has ever seen.

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February 26, 2020: Daytime aerial view of Giant Magellan Telescope construction site on the summit at Las Campanas Peak in Chile's Atacama Desert. Credit: Francisco Figueroa, Giant Magellan Telescope
An aerial view of the Giant Magellan Telescope under construction at Las Campanas Peak. When completed, it will be the most powerful ground-based telescope ever built — but in March 2025, it was the existing Magellan Telescopes next door that gave undergraduates a discovery worthy of Nature Astronomy. © Francisco Figueroa, Giant Magellan Telescope – GMTO Corporation., CC BY-SA 4.0, via Wikimedia Commons

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