The countdown to the GRAIL Delta II launch has begun. GRAIL is expected to liftoff today at either 8:37 a.m. EDT or a second attempt at 9:16 a.m. EDT. There is still a 40% chance that weather could cause a scrub.
The launch of NASA’s GRAIL dual spacecrafts on top of a Delta II rocket has been scrubbed for today. A second launch attempt will occur Saturday September 10, 2011 at 8:29 a.m and 9:08 a.m. EDT.