Photo of the Day 8 July 2008

Spacesuit, Houston, Texas, 2007
Photograph by Mark Thiessen
A spacesuit is put through its paces at the Johnson Space Center's Lunar Yard in Houston, Texas. The 2-acre (0.8-hectare) mock moon surface, made of sand and crushed granite, allows engineers to test systems and concepts as they prepare for NASA's return to the moon.