Artemis II heat shield aced its blistering reentry, ghostly underwater photo reveals

Artemis II aced its trial-by-fire reentry, despite some concerns that the Orion spacecraft’s heat shield would not hold up, a ghostly photo of the spacecraft’s underside taken soon after splashdown reveals. NASA‘s preliminary post-splashdown investigation indicates that Orion’s heat shield suffered minimal char loss, its ceramic tiles were uncracked, and the reflective thermal tape was…

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NASA's Chandra Finds Young Stars Dim Quickly

NASA’s Chandra Finds Young Stars Dim Quickly

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 clusters of stars between the ages of…

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