An Atlas 5 lifts off at dawn creating a spectacular sky show as it races toward orbit carrying the fifth Advanced Extremely High Frequency (AEHF 5) communications satellite for the U.S. Air Force.
A United Launch Alliance Atlas 5 rocket made its third trip to a Cape Canaveral launch pad Thursday, rolling into position for liftoff Friday afternoon with a classified payload for the U.S. government’s spy satellite agency.
This is the ascent timeline to be followed by the United Launch Alliance Atlas 5 rocket in launching the Mobile User Objective System satellite No. 4 on Wednesday at 5:59 a.m. EDT.