
NASA’s Cassini spacecraft successfully completed its second-closest encounter with Saturn’s icy moon Helene on June 18, 2011, beaming down raw…

This week engineers at the Gantry dropped a 2,300 pound (1,043 kg) piece of foam-wrapped steel into the Hydro Impact…

In this image from November 2010, the U.S. Air Force’s ACAT F-16D flew through Sierra Nevada canyons and past peaks…

The transportation canister carrying the STS-135 payload is lifted toward the payload changeout room on Launch Pad 39A’s rotating service…

At NASA’s Kennedy Space Center in Florida, the transportation canister carrying the STS-135 payload is lifted toward the payload changeout…