Bruce Murray Space Image Library

Twin GRAIL spacecraft preparing for launch

Twin GRAIL spacecraft preparing for launch
Twin GRAIL spacecraft preparing for launch The twin Gravity Recovery and Interior Laboratory (GRAIL) lunar spacecraft are attached to the spacecraft adapter ring in their launch configuration in Astrotech Space Operation's payload processing facility in Titusville, Florida, on August 10, 2011. NASA / Jim Grossmann

"We're changing the world. Are you in?"
- CEO Bill Nye

Sign up for email updates