March 5: The Museum in Washington, DC will open today. Due to weather, the Udvar-Hazy Center in Chantilly, VA is closed.
This device was used to give a more precise measurement of the firmness or resistance to penetration of lunar soil than earlier penetrometers.
Image Number: WEB13232-2013
Credit: Image by Eric Long, National Air and Space Museum, Smithsonian Institution
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