Yesterdays attempt to launch an Atlas V with the AEHF-2 satellite failed when a helium supply did not provide gas from the ground side service structure to the rocket.
There will be a second attempt to launch the rocket today. The launch window extends from 2:42pm EDT to 4:42pm EDT (19:42-21:42 BST).
If you are unable to get to Cape Canaveral to view the launch in person then United Launch Alliance provide a webcast video feed on their website. The video feed starts about 30 minutes prior to the opening of the launch window. Click here for the ULA webcast.
The official scrub statement from ULA follows: READ MORE »