Surrounded by an early morning sky, the United Launch Alliance Delta II Heavy rocket sits on Space Launch Complex 17B on Cape Canaveral Air Force Station in Florida. Hours later, the rocket launched NASA's twin Gravity Recovery and Interior Laboratory (GRAIL) spacecraft on a mission to the Moon.
Surrounded by an early morning sky, the United Launch Alliance Delta II Heavy rocket sits on Space Launch Complex 17B on Cape Canaveral Air Force Station in Florida. Hours later, the rocket launched NASA’s twin Gravity Recovery and Interior Laboratory (GRAIL) spacecraft on a mission to the Moon.
Image credit: NASA/Kim Shiflett
Sept. 10, 2011