NASA’s Orion Crew Exploration Vehicle heat shield candidate materials have just been tested under intense heat conditions, to see how they would hold up during Orion’s return and re-entry from a lunar mission. Philip Lorenz III reports that NASA engineers who specialize in arc heater testing teamed with the Arnold Engineering Development Center in Tennessee to modify the center’s High Enthalpy Aerothermal H2 test facility to accommodate the testing.
Air Force Gen. Alexus G. Grynkewich assumed command of U.S. European Command on July 1, taking over the key assignment as the U.S. and its allies contend with a resurgent Russia and a grinding war in Ukraine.
