Former NASA Test Director Talks Artemis II’s Fiery Return
Published on April 10, 2026.
As Artemis II nears its end of its 10-day mission, the most dangerous phase is reentry. The Orion capsule will travel at speeds approaching 25,000 mph, enduring temperatures near 5,000 degrees Fahrenheit. The safety of the crew depends on the 16.5-foot-wide heat shield, which has been found to have significant internal issues during the uncrewed Artemis I mission in 2022. The 2003 Space Shuttle Columbia disaster led to the loss of seven astronauts during reentry and a defining moment for NASA's safety culture. Former NASA Test Director Mike Ciann
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Former NASA Test Director Talks Artemis II’s Fiery Return
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