These images, released on April 14, 2026, show two open star clusters, Trumpler 3 (left) and NGC 2353 (right). They represent a recent study from NASA’s Chandra X-ray Observatory that shows how young Sun-like stars are dimmer in X-rays than previously thought. This latest study looked at eight clust...
NASA’s Chandra Finds Young Stars Dim Quickly
By system
April 23, 2026 •
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NASA
