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.

Natalie Orrantia at Las Campanas Observatory, Chile
Natalie Orrantia helped narrow thousands of candidate stars to 77 targets — one of which turned out to be the oldest ever found. © Ha Do / University of Chicago, CC BY 4.0, via EurekAlert

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