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X-Press

Inside the May X-Press, learn how NASA calibrates the second probe for X-59 testing, learn how NASA moonlight data benefits Earth Science, and see how NASA studies wind effects and aircraft tracking.

Read the May 2025 Newsletter about X-Press
NASA’s F-15D research aircraft flies above scattered clouds with landing gear retracted during a calibration flight near Edwards, California. The aircraft carries a long shock-sensing probe mounted on its nose, and the NASA logo is visible on the tail below the number 884.