The robotic mission will orbit the moon to analyze its atmosphere and conditions near the surface -- and perhaps solve a mystery that's baffled astronauts since the Apollo 17 mission.
An experiment aboard the LADEE lunar probe also clocked a download rate of 622Mbps as NASA pursues next-generation space communications.
What was responsible for the eerie lunar glow reported by the crew of Apollo 17? The LADEE probe is on its way to the moon to find out.
The launch of LADEE, NASA's new lunar exploration mission, will take place at 11:27 p.m. ET from the agency's new Wallops Flight Facility in Virginia.